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").

Example Input: Fact1: if gas is heated then that gas will expand, Fact2: If more space between 2 galaxies more space to expand so it moves away faster., Question: When gas is heated, it takes up more: (A) solutes (B) plasma (C) fluidity (D) energy (E) space (F) viscosity (G) matter (H) Energy.
Example Output: E

Example Input: Fact1: Evolution is a change in the characteristics of living things over time., Fact2: Trees are the largest of living things., Question: Evolution changes the characteristics of what over time? (A) the Moon (B) Man (C) life (D) trees (E) rocks (F) the Sun (G) humans (H) plants
Example Output: D

Example Input: Fact1: the looseness of soil increases the amount of oxygen in that soil, Fact2: Oxygen in the soil is vital for healthy roots., Question: Healthy roots can be due to what aspect of soil? (A) less water (B) dryness (C) growth (D) climate (E) looseness (F) nutrients (G) roughness (H) compact
Example Output:
E