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 Q]: Fact1: ultraviolet light causes sunburn, Fact2: Serious skin cancer is caused by sunburns in childhood., Question: What can develop as a result of too much exposure to ultraviolet light in childhood? (A) Sunflower syndrome (B) influenza (C) Hearing loss (D) hyperthyroidism (E) disease (F) symptoms (G) Lung cancer (H) Skin cancer
[EX A]: H

[EX Q]: Fact1: tidal energy can be used to produce electricity, Fact2: Tidal energy is renewable ., Question: What can renewable energy be used for? (A) Creating more fossil fuels (B) health (C) Quality of life (D) Measuring water (E) Global warming (F) root growth (G) Electricty (H) staying warm
[EX A]: G

[EX Q]: Fact1: exercise has a positive impact on a human 's health, Fact2: Prevention is key to their health, longevity, and reproduction., Question: Human longevity and reproduction are positively impacted by: (A) aging (B) food (C) nutrients (D) gene flow (E) old age (F) exercise (G) dying young (H) reduced heat
[EX A]:
F