TASK DEFINITION: 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").
PROBLEM: Jamaican natives have a dark skin tone do to (A) lack of nutrients (B) camouflage (C) solar radiation (D) their diet

SOLUTION: C

PROBLEM: In the desert it was harder to find a (A) stream (B) cactus (C) dry bed (D) canyon

SOLUTION: A

PROBLEM: Organic food is currently considered best for people because (A) they avoid using bug killers when grown (B) they have more vitamins (C) they use pesticide when growing (D) they are higher in fiber

SOLUTION:
A