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: Most modern gymnosperms are trees with woody trunks., Fact2: Gymnosperms are the plants that are known as evergreens., Question: What trees have woody trunks? (A) trees (B) vegetation (C) evergeeen (D) more abundant (E) it needs them (F) graptolites (G) Leeuwenhoek (H) cacti
Example Output: C

Example Input: Fact1: when a hemisphere is tilted away from the sun , that hemisphere receives less direct sunlight, Fact2: Sunlight is delivered in small packets of energy called photons., Question: What does a hemisphere receive less of if it is tilted away from the sun? (A) Light (B) rain (C) warmth (D) Epidermis (E) body water (F) photons (G) cold air (H) sugar
Example Output: F

Example Input: Fact1: a greenhouse is used to protect plants by keeping them warm, Fact2: Angiosperms are the flowering plants., Question: A greenhouse is used to protect angiosperms how? (A) their hosts (B) by keeping them underground (C) by keeping them warm (D) by keeping them outside (E) by keeping them exposed (F) Exfoliation (G) organisms and their habitat (H) In the winter
Example Output:
C