公关简报的特点是：一要快，二要简，三要准，四要新。()

America"s ability to maintain its competitive advantage in the future
B. the possibility that non-American companies will be able to compete for much longer, given their disadvantages
C. the likelihood of success for any company that does not adopt the free-market method
D. government intervention in a nation"s economic system

A. wasted precious time by delaying the Interstate Highway project
B. had a positive impact by contributing to the means by which the Interstate Highway System was built
C. delayed the start of the project but resulted in more money by which to fund it
D. spurred the military to throw their support in favor of the Interstate Highway project