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: What conducts electricity? (A) a lego brick (B) suit of armor (C) a wooden table (D) a T-shirt

SOLUTION: B

PROBLEM: What does electrical energy become when a light bulb is turned on? (A) energy newly derived from radiation (B) energy derived from its motion (C) energy  that can be seen and used to see the matter around us (D) solar and wind energy

SOLUTION: C

PROBLEM: Which would have the most gravity? (A) a metric ton of marbles (B) a blue whale and its calf (C) Jupiter and all its moons (D) a ball of burning gas in our solar system

SOLUTION:
D