The price of maple syrup has jumped from 22 dollars a gallon three years ago to 40 dollars
A. The government already requires maple-syrup harvesters to submit their facilities to licensing by the health department .
B. Insect infestation and drought have stunted the growth of syrup-producing maple trees and caused less-abundant syrup harvests.
C. Maple syrup is produced in rural areas that suffer from high unemployment.
D. Technological improvements in maple-syrup harvesting have reduced production costs.
E. Maple-syrup prices have risen many times in the past, though never before at the rate recently observed.
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Although the human population around the forestland in Middlesex County has increased, the
As the human population of Middlesex County has grown, there has been an increase in the number of shopping malls built.
B. The presence of more garbage cans resulting from the increase in the county"s human population ensures the survival of more raccoons, which prey on songbird eggs whenever available.
C. There has recently been a decrease in the amount of rainforest land in Central and South America, where songbirds spend the winter months.
D. Although several species of songbirds are disappearing from Middlesex County, these species are far from being endangered.
E. The disappearance of songbirds, which eat insects, often results in increased destruction of trees by insects.
Psychological maladjustment in children is caused by the stress of the birthing process as
A. There is no relationship between the amount of time spent crying and psychological maladjustment.
Behavior. indicative of psychological maladjustment does not appear until the third month of a child"s life.
C. From the infant"s point of view, a hurried labor is more stressful than a gradual, slow delivery.
D. The estimates of the duration of labor were based on obstetricians" estimates of the time of the onset of labor.
E. The infants who have experienced the greatest stress during birth are often too weak to cry for extended periods of time.
Fares on the city-run public buses in Greenville are subsidized by city tax revenues, but
A. Many businesses whose presence in the city is beneficial to the city"s taxpayers would relocate outside the city if public-transit fares were more expensive.
By providing commuters with economic incentives to drive to work, higher transit fares would worsen air pollution in Greenville and increase the cost of maintaining the city"s streets.
C. Increasing transit fares would disadvantage those residents of the city whose low incomes make them exempt from city taxes, and all city councillors agree that these residents should be able to take advantage of city-run services.
D. Voters in the city, many of whom benefit from the low transit fares, are strongly opposed to increasing local taxes.
E. People who work in Greenville and earn wages above the nationally mandated minimum all pay the city wage tax of 5 percent.
A physician who is too thorough in conducting a medical checkup is likely to subject the patient to the discomfort and expense of unnecessary tests. One who is not thorough enough is likely to miss some serious problem and therefore give the patient a false sense of security. It is difficult for physicians to judge exactly how thorough they should be. Therefore, it is generally unwise for patients to have medical checkups when they do not feel ill. Which one of the following, if true, would most seriously weaken the argument in the passage？
A. Some serious diseases in their early stages have symptoms that physicians can readily detect, although patients are not aware of any problem.
B. Under the pressure of reduced reimbursements, physicians have been reducing the average amount of time they spend on each medical checkup.
C. Patients not medically trained are unable to judge for themselves what degree of thoroughness is appropriate for physicians in conducting medical checkups.
D. Many people are financially unable to afford regular medical checkups.
E. Some physicians sometimes exercise exactly the right degree of thoroughness in performing a medical checkup.
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