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").
--------
Question: 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

Answer: A


Question: Fact1: if weather is stormy then there is a greater chance of rain, Fact2: Rain is our usual form of precipitation., Question: If the weather is stormy, there is a greater chance for what? (A) nightfall (B) precipitation (C) sunshine (D) negative feedback (E) daylight (F) air pollution (G) trucks and cars (H) miles per hour

Answer: B


Question: Fact1: Echinoderms lack a centralized nervous system., Fact2: Echinoderms are represented by the starfish., Question: What is something missing in starfish? (A) the body's largest organ (B) centralized nervous system (C) characteristics (D) layers of fat (E) permineralization (F) biological diversity (G) kinetic energy (H) A compound that donates proton

Answer:
B