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").

[Q]: Fact1: Biomass is the total mass of organisms at a trophic level., Fact2: Producers make up the first trophic level, primary consumers the second, and so on., Question: What is the total mass of primary consumers (A) Plants (B) animals (C) food (D) Mountains (E) Biomass (F) decreases (G) all matter (H) Weight
[A]: E


[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
[A]: H


[Q]: Fact1: global warming is when worldwide temperature increases, Fact2: Global warming is when average seasonal temperature increases to a warmer temp., Question: What happens when average worldwide seasonal temperatures rise? (A) competition (B) Greenhouse gasses (C) Global average stays the same (D) Dehydration (E) Global cooling (F) Warmer weather (G) Global warming (H) Greenhouse gases
[A]:
G