instruction:
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").
question:
Fact1: heat can change the state of matter, Fact2: Heat and temperature are the same thing., Question: What can change the state of matter? (A) temperature (B) color (C) a-a gradients (D) electricity (E) hypothyroidism (F) fossil fuels (G) global warming (H) flavor
answer:
A

question:
Fact1: the Earth being tilted on its rotating axis causes seasons, Fact2: Weather changes from season to season., Question: Which natural occurrence comes from Earth being tilted on a rotating axis? (A) Changing weather (B) graptolites (C) permineralization (D) Movement (E) subtropical (F) dry and hot (G) swamp vegetation (H) global warming
answer:
A

question:
Fact1: Earthworm burrows help aerate soil, which is also good for plants., Fact2: Insects and earthworms are very important in mixing and aerating the soil., Question: What do earthworms mix? (A) roots (B) rocks (C) soil (D) nitrogen (E) ocean (F) Carbon (G) Crops (H) well
answer:
C