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: when a metal rusts , that metal becomes orange on the surface, Fact2: Iron rusts in the presence of oxygen and water., Question: Exposure to oxygen and water can cause iron to (A) decrease strength (B) melt (C) uncontrollable burning (D) thermal expansion (E) turn orange on the surface (F) vibrate (G) Extremes of temperature (H) levitate

SOLUTION: E

PROBLEM: Fact1: hydropower requires damming a river, Fact2: Another source of energy is hydropower., Question: What is a source of energy? (A) fossil fuels (B) cooking (C) damming a river (D) sleeping (E) napping (F) Electrical energy (G) our nearest star (H) sunlight

SOLUTION: C

PROBLEM: Fact1: gravity pulls objects towards planets, Fact2: Planets are 'held' in orbit by the Sun's gravity., Question: Which direction are planets pulled? (A) an external framework (B) Closer to their moons (C) To the nearest source of darkness (D) Away from the sun (E) movement (F) Towards the sun (G) to move people (H) unidirectional

SOLUTION:
F