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: soil erosion means soil loss through wind, Fact2: Hurricanes are made of wind., Question: What is soil erosion? (A) enormous damage to homes (B) movements in the earth's crust (C) soil regrowth (D) massive damage (E) soil fertilization (F) soil loss through hurricanes (G) soil loss through human works (H) fissures of hot, acidic water
[A]: F


[Q]: Fact1: nuclear reactions in stars causes stars to produce light, Fact2: And, of course, the Sun is a star., Question: What in the sun causes the sun to produce light? (A) energy of moving objects (B) hydrogen and oxygen (C) heat energy (D) water (E) solar rays (F) rotation (G) nuclear reactions (H) kinetic energy
[A]: G


[Q]: Fact1: hurricanes convert heat energy into mechanical energy, Fact2: Hurricanes are categorized by the Saffir-Simpson Scale., Question: Something that converts heat energy to mechanical energy is categorized by what scale? (A) engines (B) dangerous (C) supersonic (D) Energy. (E) electricity (F) a hydraulic system (G) kinetic energy (H) Saffir-Simpson
[A]:
H