TASK DEFINITION: In this task, you are given a multiple-choice question and you have to pick the correct option. Answer with option indexes (i.e., "A", "B", "C", and "D").
PROBLEM: Disposition is the process of forming what? (A) Crystals (B) Rocks (C) Salactites (D) Gemstones

SOLUTION: C

PROBLEM: if a river ran through a region, what would be found close by? (A) land mass susceptible to water encroachment (B) active life coral reef (C) acid rain susceptible area (D) very active volcanic mountains

SOLUTION: A

PROBLEM: Plants expel a gas that (A) is poisonous to humans (B) is used to make balloons rise into the air (C) humans exhale as well (D) our circulatory system spreads to our body from our lungs

SOLUTION:
D