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").
Problem:Fact1: Antigens are molecules that the immune system recognizes as foreign to the body., Fact2: Yes, foreigners are called Aliens., Question: What are molecules that are recognized by the body as alien? (A) parasites (B) Acids (C) heat or cold (D) negative (E) antigone (F) antibodies (G) antigens (H) blood cells
Solution:
G