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").

A deer, shark, human and rose share which common activity? (A) eating cheese (B) marrying (C) defecating (D) building ships
C

speed is a measure of how fast all these move but (A) a person waiting (B) a fish swimming (C) a dog running (D) a bird flying
A

A plant needing to photosynthesize will best be able to (A) in a roofless room (B) in a cardboard box (C) in a windowless room (D) in a car with tinted windows

A