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").

[Q]: The cell membrane keeps a cell from (A) replicating (B) getting lost (C) falling apart (D) running away
[A]: C

[Q]: Unlike trees in the forest or a pond full of fish, metal is only available until (A) it is depleted for good (B) it is found on catfish scales (C) it becomes necessary to conduct electricity long distances (D) it is used to make diamond rings
[A]: A

[Q]: if a person needed two objects to be more alike in appearance, they could (A) burn both objects in fire (B) dip both objects in water (C) apply identical layers of pigmentation (D) destroy both the objects
[A]:
C