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: Which of the following would have best aided a vessel at sea in crossing the sea in the 18th century? (A) A radar system (B) An old soothsayer (C) An experienced navigator (D) A crow's nest

SOLUTION: C

PROBLEM: a student leaves a nail line on a mineral sample, so that mineral can be described as what? (A) a mineral (B) a soft mineral (C) a liquid mineral (D) a mineral melt

SOLUTION: B

PROBLEM: Holding a hot dog over a campfire makes it (A) carbon dioxide (B) vegan (C) a marshmallow (D) stiffer

SOLUTION:
D