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 flashlight requires a source of electricity to produce light, Fact2: Flashlights can help children see better., Question: Children see better with a source of electricity to do what? (A) focusing a lens (B) staying warm (C) survival (D) reproduce (E) produce light (F) remove electricity (G) produce darkness (H) remove light
E

Fact1: Some touch receptors sense differences in temperature or pain., Fact2: Touch receptors are free nerve endings or nerve endings that are surrounded by a capsule., Question: What senses differences in temperature? (A) the skin (B) Electric devices (C) animals (D) an electric stove (E) nerve endings (F) an organism's body (G) Most plants (H) peachleaf willow
E

Fact1: water causes refraction of light, Fact2: Refraction is the bending of a ray of light., Question: What can water cause? (A) exposure to cold (B) The bending of a ray of light (C) atmospheric depletion (D) pressure differences. (E) decreases the freezing point (F) negative impact (G) wind and erosion (H) a lot of human deaths

B