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: Bone provides protection for soft tissues and internal organs., Fact2: Bone matrix consists of collagen and minerals., Question: What provides protection for soft tissues and internal organs? (A) Blankets (B) barnacles (C) Epidermis (D) mammals (E) Collegen (F) Animal fur (G) a cuticle (H) fur and fat
[EX A]: E

[EX Q]: Fact1: Prokaryotes are single-celled organisms that lack a nucleus., Fact2: Prokaryotes are usually microscopic and bacteria is an example of a prokaryote., Question: What are single celled organisms that do not have a nucleus? (A) Most plants (B) nucleus (C) ferns (D) fossil fuels (E) bushes (F) Eukaryotes (G) leech (H) bacteria
[EX A]: H

[EX Q]: Fact1: heating salt water causes the water to evaporate while the salt remains, Fact2: Oceans contain salt water., Question: what can be heated causing H2O to evaporate and NaCl to remain? (A) vinegar (B) Sun (C) heat (D) table salt (E) energy (F) oceans (G) Energy. (H) freshwater
[EX A]:
F