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").

Input: Consider Input: Fact1: a glacier causes mechanical weathering, Fact2: Largest of the glacier-formed lakes is Karakul., Question: What can be formed by mechanical weathering? (A) NaCl (B) white (C) rock (D) tube (E) soils (F) Roads (G) Lakes (H) sand

Output: G


Input: Consider Input: Fact1: eyes are used for seeing by animals by sensing light, Fact2: Goats are four legged animals., Question: what uses eyes for seeing by sensing light? (A) pigeons (B) goats (C) potatoes (D) tigers (E) plants (F) h2o (G) humans (H) bears

Output: B


Input: Consider Input: Fact1: Earth 's tilt on its rotating axis causes seasons to change, Fact2: Seasons are divided into fall, winter and spring., Question: what does earth's tilt rotating on its axis cause to change? (A) organisms and their habitat (B) fall, winter, and spring (C) distance to the moon (D) the environment (E) distance to the sun (F) a tree falling (G) degrees celcius (H) composition of h2o


Output: B