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:
What displays the movement of electrons from the base atoms? (A) venus (B) mercury (C) plasma star (D) pluto
answer:
C


question:
Why would a lightbulb be dark? (A) the bulb needs to be charged (B) the room is too bright (C) the circuit is incomplete (D) it ran out of electricity
answer:
C


question:
Which of the following can be found on the moon? (A) Non-volcanic Mountains (B) Life-filled Oceans (C) Volcanic Mountains (D) Multiple Land Masses
answer:

A