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:
The basic outside of our planet is comprised of (A) types of stone (B) frozen green grass (C) solid ice balls (D) molten hot lava

Ex Output:
A


Ex Input:
The objects the push up through the deep black stuff that covers the ground gives us an item that is inserted in a sweet treat with a flaky bottom of flour  that can be eaten with ice cream on top? (A) Leafs (B) Eggs (C) Milk (D) Fruit

Ex Output:
D


Ex Input:
what is one use for a radio (A) sending light signals (B) sending goods (C) none of these (D) transferring signals

Ex Output:

D