Q: Hummingbirds are what they are today as a necessary consequence of their relationship to what?\nOptions:\n- (A) a feeder\n- (B) humans\n- (C) bees\n- (D) survival\n- (E) animals\n- (F) Plants\n- (G) Earth\n- (H) weeds
Let's think step by step below.

User
Some birds are pollinators that co-evolved with plants. Hummingbirds are the most common bird pollinators. Hummingbirds co-evolved with plants.
Thus, the answer is (F).
Assistant