TASK DEFINITION: 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").
PROBLEM: 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

SOLUTION: A

PROBLEM: What requires energy for growth? (A) a car (B) a hippopotamus (C) a house (D) a desk

SOLUTION: B

PROBLEM: A live copper wire is touched to anther copper wire end to end (A) it doubles in length (B) it melts into a puddle (C) a current can reach further (D) it breaks in half

SOLUTION:
C