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: if fossils of an animal or plant are found in a place then that animal or plant used to live in that place, Fact2: Fossils are the remains of prehistoric life., Question: What found in a place shows that animal or plant used to live in that place? (A) remains (B) Echinoids (C) dirt (D) Earthworms (E) unique (F) an image (G) rocks (H) water

Output: A


Input: Consider Input: Fact1: building housing developments usually requires replacing animal habitats, Fact2: Habitat destruction is the primary cause of extinction or threat of extinction for all animals., Question: Building housing developments may cause  (A) eruptions (B) colder weather (C) disease (D) erosion (E) extinction (F) mutations (G) Destroy bridges (H) deforestation

Output: E


Input: Consider Input: Fact1: most canyons are formed by flowing rivers through erosion over long periods of time, Fact2: Striations in rock forms are seen along the river and tell the geologic history of the area., Question: Where can one readily see the geologic history of an area? (A) down (B) scuba diving (C) soils (D) pastureland (E) canyon (F) driving (G) Mountains (H) mines


Output: E