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: Corals form large colonies in shallow tropical water., Fact2: Corals are tiny flower-like animals that live in colonies., Question: Where do flower-like animals live? (A) Hot waters (B) Cold waters (C) Chlorophyll (D) loose soil (E) Shallow waters (F) our planet (G) the environment (H) Deep waters
E

Fact1: the emission of sulfur dioxide causes acid rain, Fact2: The sulfur dioxide is converted into sulfuric acid., Question: what causes acid rain? (A) gases (B) rainfall (C) Pollution (D) fossil fuels (E) emissions (F) vehicles (G) burning (H) wind
E

Fact1: a solution is formed by one substance being dissolved in another substance, Fact2: Water acts as the solvent and the dissolved substances act as the solutes., Question: What is created when a solvent dissolves a solute?  (A) Solutions (B) salinity (C) sugar (D) Condensation (E) an object (F) Heat energy (G) Energy. (H) energy

A