【B3】
A. useful
B. second
C. spare
Lots of animals were
A. very dirty
B. very weak
C. very active
Which of the following statements can be inferred from the data？ I. The greatest increase
A. I only
B. II only
C. III only
D. I and III
E. II and III
In 1990, the total revenue for widgets sold was about how many times as great as the number of widgets sold？
A. 3
B. 10
C. 65
D. 98
E. 120
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