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: a battery converts chemical energy into electrical energy, Fact2: Electricity is a form of energy and is sometimes called electrical energy., Question: How does a battery work? (A) dormant state (B) hydrogen and oxygen (C) Throwing it away (D) Charging it (E) It converts power (F) Plugging it in (G) It remains dormant (H) to move people
E

Fact1: fat is used to keep animals warm, Fact2: Humans are a new type of animal., Question: what uses fat to keep warm? (A) Lobsters (B) bacon (C) humans (D) pigeons (E) insects (F) omnivores (G) plants (H) bears
C

Fact1: operating an automobile usually requires fossil fuels, Fact2: Fossil fuels are considered non-renewable., Question: Which activity usually requires using a non-renewable resource? (A) decaying trees (B) fissures of hot, acidic water (C) Cutting down a tree (D) burning coal (E) deforestation (F) Drying clothes in the sun (G) Powering a wind turbine (H) Operating an automobile

H