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").

[Q]: Fact1: Mammals can also generate little bursts of heat by shivering., Fact2: Polar bears are mammals., Question: What can generate little bursts of heat by shivering? (A) alpacas (B) bacteria (C) animals (D) polar bears (E) phytoplankton (F) rabbit (G) viruses (H) humans
[A]: D


[Q]: Fact1: Climate is generally described in terms of temperature and moisture., Fact2: Humidity is moisture in the air., Question: Climate is generally described in terms of temperature and what else? (A) Ecology (B) Thermometer (C) calibrated (D) key element (E) Storms (F) Humidity (G) SI units (H) warmer air
[A]: F


[Q]: Fact1: Pressure receptors are found mainly in the skin., Fact2: Skin is comprised of two layers, the epidermis and dermis., Question: where are pressure receptors mainly found? (A) heat or cold (B) Earth orbiting the Sun (C) h2o (D) epidermis and dermis (E) Veins and arteries. (F) an organism's body (G) brain (H) stomach
[A]:
D