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: Puberty is the period during which humans become sexually mature., Fact2: Before puberty, adolescents experience their highest nutritional demand since infancy., Question: When do adolescents experience their highest nutritional demand since infancy? (A) carrying offspring to birth (B) occurs over a wide range (C) it increases (D) It's inherited from genes (E) Before sexual maturity (F) 70-75 degrees Fahrenheit (G) dermal & vascular tissue (H) Two or more sets of alleles
E

Fact1: eating food that contains pesticides can have a negative impact on humans, Fact2: Foods such as porous strawberries are hard to wash free of pesticides., Question: What can have a negative effect on humans? (A) Proper exercise and nutrition. (B) Affirmation and praise. (C) influenza orthomyxoviruses (D) movement of tectonic plates (E) Eating unwashed strawberries. (F) Eating a healthy diet. (G) ozone depletion (H) scraping oneself on a contaminated object
E

Fact1: Arthropods are the largest phylum of invertebrates., Fact2: Invertebrates have no backbone., Question: What have no backbone? (A) insects (B) mammals (C) arthropods (D) humans (E) barnacles (F) fur seals (G) graptolites (H) bears
C