instruction:
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").
question:
Fact1: high pressure systems cause clear weather, Fact2: Weather Clear weather usually means good visibility., Question: what does a high pressure system cause? (A) hyperthyroidism (B) lowered energy cost (C) harmful substances (D) Heart rate (E) good visibility (F) It gets heated up (G) Pollution (H) rainfall
answer:
E


question:
Fact1: Migrants typically travel long distances., Fact2: Migrant birds arrive., Question: What travels long distances? (A) humans (B) jets (C) rocks (D) birds (E) camels (F) cocoons (G) Light (H) eggs
answer:
D


question:
Fact1: creating wood-free paper does not require cutting down trees, Fact2: Most uncoated freesheet paper is entirely free of mechanical wood pulp., Question: what type of paper does not require cutting down trees? (A) windpower operated machines (B) deoxyribonucleic acid (C) uncoated freesheet (D) slow and inefficient (E) objects that have mass (F) A solid geometric shape (G) barrel-shaped (H) It remains dormant
answer:

C