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: Blood pressure is highest in arteries and lowest in veins., Fact2: Blood Pressure Blood Pressure Blood pressure is the force of the blood on the artery walls., Question:  is highest in arteries and lowest in veins. (A) matter (B) voltage (C) Length (D) solutes (E) glucose (F) measure (G) Force (H) Joules
answer:
G


question:
Fact1: thick fur can be used for keeping warm, Fact2: When the body is warm, heat production is minimized., Question: thick fur can be used for minimizing what? (A) heat energy (B) heat production (C) scattered light (D) energy usage (E) freezer burn (F) movie production (G) fur production (H) Temperature
answer:
B


question:
Fact1: lungs are used for breathing air by land animals, Fact2: Inside of the lungs are little sacks called alveoli., Question: What are used for breathing air by land animals? (A) Frogs (B) pigeons (C) gills (D) alveoli (E) fish (F) ferns (G) four limbs (H) water
answer:

D