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 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

Ex Output:
F

Ex Input:
Fact1: most canyons are formed by flowing rivers through erosion over long periods of time, Fact2: Canyon formed as a consequence of river erosion., Question: what does erosion form? (A) valleys (B) Sediment (C) mountains (D) canyons (E) soils (F) hills (G) soft soil (H) loose soil

Ex Output:
D

Ex Input:
Fact1: disease has a negative impact on an organism, Fact2: Infectious diseases and diseases of malnutrition are prevalent., Question: what is a negative impact on an organism (A) malnutrition (B) plants (C) hyperthyroidism (D) cancer (E) sweat (F) laughter (G) smallpox (H) leukemia

Ex Output:
A