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").

Example Input: A battery converts chemical energy into (A) energy stored due to the relative positions of charged particles or electric fields (B) energy stored due to the bombardment of particles (C) energy stored between the cells of nonadjacent particles (D) energy that is broken down in particles
Example Output: A

Example Input: Which is most accurate? (A) dams can capture powerful gusts and harness their power (B) windmills can capture lightning bolts and harness their power (C) dams can capture lightning bolts and harness their power (D) windmills can capture powerful gusts and harness their power
Example Output: D

Example Input: Lifting weights damages your cells, so in order for them to be repaired and grow bigger, you need to (A) consume meat products (B) nothing (C) die (D) fly away
Example Output:
A