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: rocks interacting with wind over long periods of time causes weathering, Fact2: On Earth, rocks are weathered by wind and water, creating soil and sand., Question: What causes rocks to weather? (A) seasons (B) force (C) erosion (D) storms (E) water (F) heat (G) lightning (H) gas
E

Fact1: Coral reefs provide food and shelter to many ocean organisms., Fact2: Coral reefs occur mainly as numerous patch reefs., Question: Where is the name of a habitat where a variety of ocean organisms often seek food and shelter? (A) gastropod shells (B) body water (C) seaweed (D) more abundant (E) whale (F) coastlines (G) algae (H) patch reefs
H

Fact1: a firecracker converts chemical energy into sound, Fact2: Sound waves vibrate., Question: a firecracker converts chemical energy into what? (A) kinetic energy (B) Loud noises (C) vibrating waves (D) An object is seen (E) electromagnetic energy (F) deoxyribonucleic acid (G) hydrogen and oxygen (H) harmful substances

C