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").

Q: Fact1: Mutualism is a symbiotic relationship in which both species benefit., Fact2: Dogs and humans are symbiotic species., Question: what exists between dogs and humans? (A) mutualism (B) gravity (C) communication (D) antigens (E) several genes (F) space between (G) electrons (H) german shepherd

A: A
****
Q: Fact1: Gymnosperms are vascular plants that produce seeds in cones., Fact2: Gymnosperms are the plants that are known as evergreens., Question: What are vascular plants that produce seeds in cones? (A) evergreens (B) it needs them (C) Leptospirosis (D) epidermal (E) Conifers (F) white (G) Newton (H) more abundant

A: A
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Q: Fact1: Cnidarians are invertebrates such as jellyfish and corals., Fact2: Invertebrates are animals without backbones., Question: what are without backbones? (A) humans (B) spine (C) angiosperm (D) gila monsters (E) cnidarians (F) fish (G) wild canines (H) coliform

A:
E
****