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: smell is used for finding food by some animals, Fact2: Olfaction is the sense of smell., Question: What do some animals use to find food? (A) Echinoids (B) breakfast (C) time travel (D) Energy (E) streams. (F) heat energy (G) nature (H) olfaction
answer:
H

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: Pneumonia may be caused by an infection or injury of the lungs., Fact2: Streptococcal pneumonia is caused by the bacteria Streptococcus pneumoniae., Question: What can make lungs more at risk for infection by streptococcus? (A) Allergies (B) bacteria (C) Pollution (D) injury (E) fungi (F) sweating (G) the skin (H) smoking
answer:
D