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").

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
C

Fact1: planting trees has a positive impact on an ecosystem, Fact2: An ecosystem contains many habitats., Question: doing what with trees has a positive impact on habitats (A) making tables (B) chopping down (C) planting (D) watershed (E) earth (F) bloom time (G) growth (H) timbering
C

Fact1: Sperm are released into the surrounding water through the osculum., Fact2: Male gametes are sperm., Question: What are released into the surrounding water through the osculum? (A) prokaryotic cells (B) precipitation (C) Vibrissae (D) water vapor (E) melanin content (F) male gametes (G) irritants (H) flagella

F