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: soil is formed by weathering, Fact2: Over time, the slow processes of weathering and erosion can turn large rocks into sand., Question: What is formed by erosion processing large rocks? (A) cracks (B) crust (C) Newton (D) roots (E) pan (F) soil (G) potash (H) biome

Output: F


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: thick fur can be used for keeping warm, Fact2: Sheep are mammals with thick, woolly fur, and hoofed feet., Question: sheep have what fur to keep warm (A) cropped (B) wooly (C) fats (D) white (E) straight (F) hair (G) warmth (H) warm


Output: B