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").

[EX Q]: Which of the following most likely led to certain rocks having less friction? (A) a babbling brook (B) people (C) a light wind (D) money
[EX A]: A

[EX Q]: A container with a printed scale on it's side is used to (A) measure weight (B) hold flowers (C) hear through doors (D) measure volume
[EX A]: D

[EX Q]: Plants grow because they (A) decide the time is right (B) can breathe a lot of air (C) use what people breathe out to survive (D) take photos of other plants
[EX A]:
C