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: cold fronts cause thunderstorms as they pass by, Fact2: If cold air replaces warm air, it is called a cold front., Question: What does cold air replacing warm air cause? (A) Greenhouse gases (B) Pollution (C) Dehydration (D) thunderstorms (E) steady barometer readings (F) hypothyroidism (G) constant air pressure (H) stagnant air temperature
[A]: D


[Q]: 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
[A]: E


[Q]: Fact1: Ribosomes are structures in the cytoplasm where proteins are made., Fact2: For example, proteins are made in an organelle called a ribosome., Question: what are made in an organelle in the cytoplasm? (A) Acids (B) bioaerosols (C) glucose (D) parasites (E) Energy (F) acetic acid (G) Proteins (H) Energy.
[A]:
G