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 a switch turns something with batteies on because: (A) electrons are then disturbed (B) a piece of metal closes the circuit (C) it lets the acid free (D) the circuit is opened

SOLUTION: B

PROBLEM: Who is most likely to die of old age? (A) adults (B) children (C) infants (D) reasonable high-school students

SOLUTION: A

PROBLEM: tuna swim extremely fast to catch (A) sharks (B) kelp (C) anchovies (D) starfish

SOLUTION:
C