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: vein deposits of gold and silver are formed by igneous intrusion, Fact2: Intrusive igneous rocks account for sections of higher elevation., Question: vein deposits of gold and silver are formed where? (A) loose soil (B) aqueous solution (C) graptolites (D) tectonic plates coliding (E) higher elevations (F) mountain sources (G) flow of electrons (H) In sediment
E

Fact1: Food consists of organic molecules that store energy in their chemical bonds., Fact2: If an molecule contains carbon, it is called organic., Question: What does food consist of? (A) mostly carbon (B) solid, liquid, gas (C) mostly arsenic (D) mostly hydrogen (E) Energy. (F) mostly nitrogen (G) glucose (H) Most plants
A

Fact1: Oxygen is essential for cellular respiration for all aerobic organisms., Fact2: Aerobic organisms consume VOAs and alcohols., Question: What is essential for cellular respiration for organisms consuming VOAs and alcohols? (A) carbon (B) glucose (C) h2o (D) Air (E) oxygen (F) Energy (G) Energy. (H) water

E