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: Butter is a fat that is a solid at room temperature., Fact2: Room temperatures between 40 and 80 Fahrenheit, or 5 and 27 Celsius, are best for storage., Question: When is butter a solid? (A) rapid changes occur (B) protect eyes in the lab (C) around 5 to 27 degrees Celsius (D) one effect of diabetes (E) protein foreign to the body. (F) natural atmosphere component (G) reduce acidity of food (H) speed at which sound moves
answer:
C

question:
Fact1: cooking food requires adding heat energy, Fact2: Heat is essentially the source of energy., Question: Doing what to food requires adding the source of energy? (A) burning (B) burying (C) degrading (D) hydration (E) boiling (F) Light (G) sharing (H) cooking
answer:
H

question:
Fact1: a planet rotating causes cycles of day and night on that planet, Fact2: Our bodies and senses adjust to the cycle of day and night so that we may work in the day and sleep at night., Question: Sleeping at night and working during the day is determined by what thing happening? (A) clouds forming (B) planet rotating (C) heat energy (D) dehydration (E) solar flares (F) animal reproduction (G) Animal survival (H) sweating
answer:
B