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 Q]: Fact1: shelter is used for protection by animals against weather, Fact2: Caves or rock overhangs provide shelter., Question: What do animals find protection from when using rock overhangs? (A) sun's heat (B) insects (C) weather (D) erosion (E) rivers (F) bats (G) wind (H) the sun
[EX A]: C

[EX Q]: Fact1: Tunicates reproduce sexually., Fact2: Sea squirts are the best known tunicates., Question: what reproduces sexually? (A) orchids (B) mountains (C) viruses (D) humans (E) sea squirts (F) Most plants (G) h2o (H) insects
[EX A]: E

[EX Q]: Fact1: Some precipitation that falls on land may soak into the ground, becoming groundwater., Fact2: Wells and springs are supplied by groundwater., Question: Some precipitation that falls on land soaks into the ground, into: (A) wells and springs (B) mountains (C) clouds (D) it flows to a lower level (E) water vapor (F) sedimentary rocks (G) deltas (H) loose dirt
[EX A]:
A