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: Check the fire alarm's batteries the first of each month., Question: What converts chemical energy into electrical energy? (A) Something in a fire alarm (B) sperm and egg fuse (C) Males and females (D) igniting fuel and oxidiser (E) The bending of a ray of light (F) basic building blocks of life (G) sensory neurons (H) mechanical waves
A

Fact1: having food has a positive impact on an organism 's health, Fact2: Birds and animals eat such food ., Question: What generally has a positive impact on an organism's health? (A) stay warm (B) sex with multiple partners (C) smoking (D) exercise (E) nutrients (F) eating (G) Cooking (H) fasting
F

Fact1: Bile reduces the acidity of food entering from the highly acidic stomach., Fact2: Bile from the liver contains bile salts and many organic substances but no enzymes., Question: what helps reduce acidity of food entering from the stomach? (A) cilia (B) fumes (C) kinase (D) liver (E) mucus (F) enzymes (G) insulin (H) herbs

D