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").

Fact1: Earth 's tilt on its rotating axis causes seasons to change, Fact2: Weather changes from season to season., Question: Earth 's tilt on its rotating axis causes changes in what (A) weather (B) sunlight (C) Joules (D) wind (E) heat (F) climate (G) energy (H) earth
A

Fact1: water causes refraction of light, Fact2: Halos are produced by the refraction of light., Question: What causes halos? (A) germs (B) Pacific (C) solutes (D) water (E) storms (F) glass (G) algae (H) the sun
D

Fact1: hitting an object causes the particles in that object to vibrate, Fact2: When the particles in the coal or the particles in the lamp filament get hot they start to vibrate., Question: Hitting an object can cause that object to what? (A) kinetic (B) friction (C) get hot (D) heat (E) Movement (F) sound (G) supersonic (H) Bend
C