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 Input:
Which is likeliest to let a spark pass through? (A) a wool sweater (B) a t shirt (C) a rubber eraser (D) a soda can

Ex Output:
D


Ex Input:
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 Output:
D


Ex Input:
A locations climate is what in the area? (A) Common forecast (B) water tide (C) rare storms (D) earthquakes

Ex Output:

A