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").

Input: Consider Input: A filament that is in a glass container will be this when a switch is flipped to cause glass to glow: (A) dark (B) toasty (C) cold (D) icy

Output: B

Input: Consider Input: Disposition is the process of forming what? (A) Crystals (B) Rocks (C) Salactites (D) Gemstones

Output: C

Input: Consider Input: When we are unable to look up and see the sun during the day it is blocked by (A) lava (B) seashells (C) rocks (D) water
Output: D