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]: If something is in an ecosystem, it could be (A) invisible (B) vacuum of space (C) lacking life (D) alien
[EX A]: C

[EX Q]: Standing on a plastic tote will (A) vaporize it (B) deform it (C) levitate it (D) melt it
[EX A]: B

[EX Q]: People eating meals or snacks containing substances are further processed in the (A) reproductive system (B) burgers and fries (C) gastro tract (D) ocular department
[EX A]:
C