TASK DEFINITION: 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").
PROBLEM: Fact1: friction causes the temperature of an object to increase, Fact2: Friction Rubbing an object on another object can produce friction., Question: what does rubbing an object on another object cause that object to do? (A) heat production (B) heat is produced (C) sandpaper (D) It gets heated up (E) decrease in temperature (F) explode (G) heat the body (H) increase in temperature

SOLUTION: H

PROBLEM: Fact1: Many corals secrete an exoskeleton that builds up to become a coral reef., Fact2: Good examples are Bubble coral, Elegance coral, Frogspawn and other Euphyllia corals., Question: What is secreted by organisms like frogspawn to become a reef? (A) exocrine glands (B) food and shelter (C) exoskeleton (D) bones (E) Energy (F) Chemical energy (G) plasma (H) Energy.

SOLUTION: C

PROBLEM: Fact1: Population density is the average number of individuals per unit of area or volume., Fact2: Population crashes in high density populations are so devastating that extinction becomes probable., Question: If the number of individual members of a species becomes to high in a fixed area, the species can  (A) massive damage (B) remove limbs (C) become extinct (D) competition (E) escape their bodies (F) survive (G) shrink (H) migrate

SOLUTION:
C