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]: if the surface of our planet is different after a while, what could have happened? (A) the surface eroded on its own (B) all of these (C) there were natural occurrences (D) man has damaged the surface
[A]: B


[Q]: How is a place of lower elevation affected by flooding when compared to a higher location? (A) It is more resistant than a higher place (B) The lower area is already flooded (C) It is more affected by the flood (D) It is impossible to flood a lower elevation location
[A]: C


[Q]: As the Earth crust receives radiation from the sun it (A) releases CO2 (B) loses mass (C) swells (D) thermally increases
[A]:
D