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: poisonous darts are used for defense by sea anemones, Fact2: Another reef inhabitant is the anemone., Question: where do some sea creatures live? (A) hagfish (B) magma (C) reefs (D) fish (E) creek (F) snails (G) shells (H) sponges
C