Q: You are given a science question (hard-level) and four answer options (associated with "A", "B", "C", "D"). Your task is to find the correct answer based on scientific facts, knowledge, and reasoning. Do not generate anything else apart from one of the following characters: 'A', 'B, 'C', 'D'. There is only one correct answer for each question.
Golden eagles can see small objects from great distances. Which behavior of golden eagles best explains why natural selection most likely favored this structural adaptation?
(A) Hunting occurs while flying through the air. (B) They build their nests on cliffs or rock outcroppings. (C) Offspring depend upon parent feeding after hatching. (D) The color of their feathers lacks environmental camouflage.
A:
A