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: a light bulb is used for seeing in the dark, Fact2: Light is emitted by a light bulb., Question: What is required for seeing? (A) dark (B) sun (C) light (D) wind (E) retina (F) eyes (G) photons (H) copper

SOLUTION: C

PROBLEM: Fact1: insulated material can be used for keeping warm, Fact2: An insulated cup with a cover is great for keeping beverages warm., Question: How do you keep a cup hot? (A) less water (B) electricity (C) heat energy (D) adding heat (E) energy usage (F) insulation (G) squeeze (H) energy

SOLUTION: F

PROBLEM: Fact1: volcanic ash in the atmosphere decreases the temperature by blocking the sun, Fact2: Most volcanic ash consists of fine, dusty particles., Question: Fine, dusty particles in the atmosphere decreases the temperature by blocking what? (A) the rain (B) the clouds (C) danger (D) visibility (E) wind (F) rainfall (G) the sun (H) the moon

SOLUTION:
G