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").

[EX Q]: Fact1: being exposed to wind can cause erosion of soil, Fact2: Soil Erosion Soil erosion is caused by disturbance of a land surface., Question: what can being exposed to wind cause? (A) a lot of human deaths (B) death and devastation (C) increase in carbon (D) forest is destroyed (E) a tree falling (F) disturbance of land surface (G) loss of sunlight (H) low tides
[EX A]: F

[EX Q]: Fact1: the emission of sulfur dioxide causes acid rain, Fact2: The sulfur dioxide is converted into sulfuric acid., Question: what causes acid rain? (A) gases (B) rainfall (C) Pollution (D) fossil fuels (E) emissions (F) vehicles (G) burning (H) wind
[EX A]: E

[EX Q]: Fact1: Ribosomes are small organelles where proteins are made., Fact2: Bacteria contain no organelles., Question: What do bacteria not have, for protein production? (A) Acids (B) alleles (C) ribosomes (D) layers of fat (E) light energy (F) heat energy (G) Energy (H) Energy.
[EX A]:
C