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: a flashlight requires a source of electricity to produce light, Fact2: Lanterns and flashlights are sources of light used for camping., Question: What does a lantern use a source of electricity for? (A) heat energy (B) staying warm (C) enclose light (D) produce light (E) absorb heat (F) reflect light (G) to move people (H) protect them
[A]: D


[Q]: Fact1: when a metal rusts , that metal becomes orange on the surface, Fact2: Cast-iron and steel surfaces are susceptible to corrosion in the form of rust., Question: Cast-iron and steel surfaces are susceptible to becoming what on the surface? (A) hardness (B) solid (C) irritants (D) acids (E) orange (F) heat (G) Unsafe (H) damaging
[A]: E


[Q]: Fact1: Menopause occurs when menstruation stops occurring, usually in middle adulthood., Fact2: Today, Menopause is seen more as a gateway to a second adulthood., Question: A gateway to second adulthood occurs when what happens? (A) produce is farmed (B) bodies are dissected (C) Plant growth is reduced (D) rapid expansion (E) Temperature changing (F) Movement of an air mass (G) menstruation stops (H) genes are shared
[A]:
G