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").

Example Input: Fact1: the Earth being tilted on its rotating axis causes seasons, Fact2: Weather changes from season to season., Question: Which natural occurrence comes from Earth being tilted on a rotating axis? (A) Changing weather (B) graptolites (C) permineralization (D) Movement (E) subtropical (F) dry and hot (G) swamp vegetation (H) global warming
Example Output: A

Example Input: 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
Example Output: D

Example Input: Fact1: Earth 's tilt on its rotating axis causes seasons to change, Fact2: Seasons are caused by the motion of the Earth around the Sun and the tilt of the Earth's axis., Question: what does axial tilt cause? (A) seasons (B) ligt (C) relocation (D) Movement (E) friction (F) erosion (G) heat (H) climate
Example Output:
A