Question 9
Which of the following, if true, could account for the discrepancy described in the paragraph above?
A. A wide variety of insects, any of which can experience dwindling numbers during drought years, disperse the seeds of non–self-pollinating plants.
B. Non–self-pollinating plants release larger seeds that have a far greater chance of germinating than those formed by self-pollinating plants.
C. During non-drought years, non–self-pollinating plants do not create more seeds than do self-pollinating plants.
D. Insects sometimes spread the seeds released by self-pollinating plants but such seeds rarely germinate.
E. Non–self-pollinating plants thrive in tropical parts of the world more readily than do self-pollinating plants.
我的答案： 无