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: recycling has a positive impact on the environment, Fact2: Steel is a recycled and recyclable product., Question: What has a positive impact on the environment? (A) animals (B) bushes (C) energy (D) peachleaf willow (E) oysters (F) using steel (G) Solar energy (H) Green beans
F

Fact1: knowledge of the stars can be used to navigate, Fact2: Of course, astronomers also study stars., Question: What can be used to navigate? (A) music (B) backbones (C) astrology (D) cilia (E) magic (F) sponges (G) astronomy (H) lamphreys
G

Fact1: chemical splashing can cause harm to humans, Fact2: Chemical splash goggles provide maximum protection from splashes., Question: Humans can be protected with (A) dolphins (B) pathogens (C) Animal fur (D) hydration (E) acid eyewashes (F) sharp contact lenses (G) Blankets (H) goggles

H