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").

Ex Input:
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

Ex Output:
E


Ex Input:
Fact1: Flagella help prokaryotes move., Fact2: Bacteria are prokaryote cells., Question: Bacteria gets help moving from what?  (A) environment (B) lysosomes (C) food (D) cytoplasm (E) rhizome (F) light energy (G) flagella (H) the skin

Ex Output:
G


Ex Input:
Fact1: changes in the pH of soil can cause plants to die, Fact2: Sulfur lowers pH in soil., Question: sulfur can cause what? (A) Greenhouse gasses (B) chemical changes (C) Pollution (D) plants to die (E) harmful substances (F) tornadoes (G) sleepiness (H) lima beans

Ex Output:

D