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]: How does erosion impact a river? (A) enlargening (B) warming (C) heightening (D) shrinking
[A]: A


[Q]: Flora requires chlorophyll to (A) moonlight (B) undergo natural development (C) starlight (D) dairy
[A]: B


[Q]: An organism that has an unusual habitat on it's back is (A) carrier snails (B) feelings (C) magic (D) love
[A]:
A