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]: We can calculate a speed if we know a number of (A) gallons (B) millimeters (C) dollars (D) pounds
[EX A]: B

[EX Q]: Soil could be Earth's what? (A) dermis (B) Buddy (C) Magic (D) Tears
[EX A]: A

[EX Q]: Birds could use their beaks to (A) swim (B) run (C) tidy up (D) shop
[EX A]:
C