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").

[Q]: Which is competition? (A) a giraffe eats the highest leaves (B) a bear takes a salmon from the stream (C) a shark eats a tuna that an orca was hunting (D) a slug eats a blade of grass
[A]: C


[Q]: Where does August take place during the winter? (A) China (B) Zimbabwe (C) Canada (D) Iceland
[A]: B


[Q]: The moon's surface (A) features of variety of landscape features (B) is covered completely in water (C) is 100% flat and smooth (D) is 100% covered in asteroid created craters
[A]:
A