In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").

[EX Q]: What shows that as the size of a flower increases , the number of pollinators it will attract increases? (A) butterflies blend in with flowers where they exist (B) ducks prefer to sleep in water that has flowering water lilies (C) people prefer to walk through gardens that have a large number of flowering plants (D) planting flowering plants causes bees to gather en masse
[EX A]: D

[EX Q]: If a leg is moving then the bones inside the skin are (A) being controlled by brawn (B) being slowly softened up (C) being made to break down (D) being torn into pieces
[EX A]: A

[EX Q]: What is an example of a change in the Earth? (A) an expanse of water turning to forested land (B) a duck living in the woods (C) a forest growing larger (D) a river flowing strongly
[EX A]:
A