instruction:
In this task, you are given two facts, and a multiple-choice question. Based on the given facts, answer the question with index of the correct option (e.g, "A").
question:
Fact1: unequal heating of Earth 's surface by the Sun causes global wind patterns, Fact2: Wind belts in the Atlantic Ocean include the trade winds and the prevailing westerlies ., Question: What causes the westerlies? (A) flow of electrons (B) Ocean currents (C) Precipitation (D) to move people (E) Drought (F) scattered light (G) Uneven heating by the sun (H) exposure to cold
answer:
G


question:
Fact1: cold fronts cause thunderstorms as they pass by, Fact2: Thunderstorms create havoc., Question: What do cold fronts cause? (A) death (B) complex (C) wind (D) streams (E) deadly (F) disease (G) havoc (H) mildew
answer:
G


question:
Fact1: webbed feet are used for moving faster through water by aquatic animals, Fact2: All ducks have webbed feet., Question: Why do ducks move faster through water? (A) Due to their coloring (B) Due to their feet (C) To keep their body heat. (D) Due to their diet (E) animals with backbones (F) Males and females (G) it keeps an organism warm (H) Due to their quacks
answer:

B