Question: Why are there more deer when there's a lot of rain?
Choices:
text: all the dolphins fly south for the winter
label: A
text: more rain means nothing grows
label: B
text: A biblical character took every other animal with him
label: C
text: abundant water means more vegetation
label: D
Answer: D
Fact: the increase of something required by an organism has a positive impact on that organism 's survival