"How Do Seed-Eating Animals Affect the Distribution and Abundance of the Trees

Multiple Choice

"How do seed-eating animals affect the distribution and abundance of the trees?" This question

A) would require an elaborate experimental design to answer.
B) would be difficult to answer because a large experimental area would be required.
C) would be difficult to answer because a long-term experiment would be required.
D) is one that a present-day ecologist would be likely to ask.
E) All options are correct.