instruction:
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").
question:
Sunlight is a source of (A) wind energy (B) warmth (C) frigid temperatures (D) moonlight
answer:
B


question:
What might happen if too much heat is transferred to an object? (A) freezing (B) solidifying (C) burning (D) moving
answer:
C


question:
A person puts liquid matter in a glass and it (A) is hardened (B) evaporates immediately (C) is shaped similarly (D) melts the glass
answer:

C