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: A shoe seems gold and green at first, then at second glance looks blue and silver. This could be due to (A) interrogation (B) comas (C) refractions (D) cellulite

SOLUTION: C

PROBLEM: Magnetic media, such as TVs, computer monitors, credit cards and pacemakers can be damaged when exposed to (A) neodymium (B) a paper clip (C) copper penny (D) metal nails

SOLUTION: A

PROBLEM: A man had a car that only could travel for thirteen miles for every gallon of gasoline. His new car can travel forty miles for each gallon of gasoline. A trip that is fifty miles away will now require (A) the same amount of gas (B) various amounts of gas (C) more gas than before (D) less gas than before

SOLUTION:
D