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").

Which event can lead to the human caused change of an environment? (A) seasonal storms (B) annual flooding (C) natural woodland fires (D) clear cutting
D

Jamaican natives have a dark skin tone do to (A) lack of nutrients (B) camouflage (C) solar radiation (D) their diet
C

Many plant species can only reproduce if the environment includes (A) fungi (B) ants (C) bees (D) spiders

C