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: 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
E

Fact1: measuring the hardness of minerals requires scratching those materials, Fact2: To figure out the hardness of a mineral, the Moh's scale of hardness is used., Question: the Moh's scale of hardness is used by doing what to the materials (A) heating (B) tool extensions (C) protection (D) classified (E) scratching (F) as a base (G) how they move (H) Cladistics
E

Fact1: pollination requires pollinators, Fact2: Pollination Bee pollination is essential for a bountiful cranberry harvest., Question: cranberry harvests require the presence of what (A) seeds (B) lipids (C) Sun (D) RNA (E) freezing rain (F) strong winds (G) bees (H) large farms

G