Detailed Instructions: 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").
See one example below:
Problem: Fact1: a plant requires sunlight to grow, Fact2: Plants to avoid are fast-growing vines that can take over an area in no time., Question: What requires sunlight in order to take over an area? (A) spores (B) fish (C) plants (D) humans (E) pods (F) Oak (G) opossums (H) coral
Solution: C
Explanation: This is a good example. Based on the facts plants require sunlight in order to take over an area.

Problem: Fact1: keeping food cold is used for keeping food fresh, Fact2: The Purpose of Refrigeration The fundamental reason for having a refrigerator is to keep food cold., Question: What is an important function of a refrigertor? (A) cool the kitchen (B) adding heat (C) keep meat and vegetables separate (D) keep food fresh (E) heat energy (F) staying warm (G) freeze wine (H) Electrical energy
Solution:
D