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 converts chemical energy into light energy, Fact2: A joule is roughly the energy used by a flashlight turned on for one second., Question: What is converted in a flashlight? (A) hydrogen and oxygen (B) adding heat (C) an electron lens (D) hydrogen to water (E) chemicals to light (F) batteries into solar (G) heat into light (H) chlorofluorocarbons
E

Fact1: Skin color is another polygenic trait., Fact2: Tourette syndrome a polygenic disorder ., Question: what is tourette syndrome? (A) malaria (B) cancer (C) trait (D) fever (E) cell (F) antigen (G) virus (H) Type O
C

Fact1: volcanic ash in the atmosphere decreases the temperature by blocking the sun, Fact2: With increasing cloud blocking the sun, temperatures drop considerably., Question: What in the atmosphere increases clouds which block the sun? (A) negative feedback (B) winds (C) litter (D) volcanic ash (E) melanin content (F) melanin amount (G) oxidizers (H) trees and flowers

D