Which sentence from the passage best shows the author's use of deductive
reasoning?
o
a. put differently, the doubling time for this aggregate population is
21 years, comglied to 87 years for the u. s.
o
b. the people inside the lifeboats are doubling in numbers every 87
years; those swimming around outside are doubling, on the
average, every 35 years, more than twice as fast as the rich.
o
c. as of 1973, the u. s. had a population of 210 million people, who
were increasing by 0.8 percent per year.
o
d. and since the world's resources are dwindling, the difference in
prosperity between the rich and the poor can only increase.