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").

Fact1: Mutations are essential for evolution to occur., Fact2: Mutations are changes in the DNA sequence., Question: What is essential for evolution to occur? (A) Changes in DNA sequences (B) Plant reproduction (C) Natural disasters (D) Gamma radiation (E) biological diversity (F) DNA sequences staying the same (G) the environment (H) that material's properties
A

Fact1: irradiating food can be used to kill existing microorganisms in the food, Fact2: Food-Borne Illnesses are the sickness that results from eating foods that are contaminated with harmful bacteria and other microorganisms., Question: Which food is most unlikely to cause an illness if eaten? (A) Deoxyribonucleicacid (B) single-celled organisms (C) animals with backbones (D) Roundworms (E) deoxyribonucleic acid (F) one celled organisms (G) irradiated fruit (H) Jellyfish
G

Fact1: better senses have a positive impact on an animal 's survival, Fact2: Dogs are social animals, but they have an acute sense of smell., Question: A better what can have a positive impact on a dog's survival? (A) food and shelter (B) sensory neurons (C) stamina (D) haircut (E) sense of smell (F) sense of touch (G) fur pattern (H) prolactin release

E