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: a prism is used for refracting light, Fact2: Refraction is the bending of light cause by a speed change when it passes through different media., Question: What aspect of light changes when it passes from air into a prism? (A) power (B) seasons (C) speed (D) energy (E) a wave (F) Joules (G) heat (H) unique
C

Fact1: a plant requires sunlight to grow, Fact2: During the day, sunlight warms the soil., Question: When do plants grow the most? (A) week days (B) during the day (C) during winter days (D) bloom time (E) one celled organisms (F) by indirect light (G) in the morning (H) in the autumn season
B

Fact1: sand dunes are formed by the wind transporting and depositing sand, Fact2: Winds are caused by pressure differences., Question: Sand dunes can be formed by (A) air mass over Earth's surface (B) movements in the earth's crust (C) The bending of a ray of light (D) Movement of an air mass (E) pressure differences. (F) Physical weathering (G) looseness of dirt or compost (H) remains of prehistoric life

E