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: Freshwater biomes have water that contains little or no salt., Fact2: Biomes are global ecosystems., Question: what is freshwater habitats that contain little or no salt? (A) Animal survival (B) allow growth (C) weathering (D) atmosphere (E) loose soil (F) ecosystems (G) salt and water. (H) oceans
F

Fact1: Rivers are usually larger than streams., Fact2: Watersheds are creeks, streams and rivers., Question: What is a river also? (A) storing water (B) loose soil (C) dangerous (D) fertile (E) more abundant (F) watershred (G) body water (H) kinetic
F

Fact1: Competition may lead to aggressive behaviors or displays of aggression., Fact2: Social aggression is characterized by a dog that demonstrates a deep grumbling bark., Question: What can lead to a dog demonstrating a deep grumbling bark? (A) sensory neurons (B) reduced heat (C) competition (D) Decibels (E) friction (F) Damaged hearing (G) matter vibrating (H) adding heat
C