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").

[EX Q]: Fact1: cooking food requires adding heat energy, Fact2: Heat is essentially the source of energy., Question: Doing what to food requires adding the source of energy? (A) burning (B) burying (C) degrading (D) hydration (E) boiling (F) Light (G) sharing (H) cooking
[EX A]: H

[EX Q]: Fact1: Pregnancy is the carrying of one or more offspring from fertilization until birth., Fact2: An elephant pregnancy lasts about 22 months., Question: How long is the time from fertilization until birth for an elephant? (A) minutes (B) fewer (C) winter (D) 22 months (E) eight (F) Ages 0 to 3 (G) 86400 (H) calibrated
[EX A]: D

[EX Q]: Fact1: using renewable resources to generate power reduces greenhouse gases, Fact2: Chlorofluorocarbons are greenhouse gases., Question: Using renewable resources reduces what? (A) Heat energy (B) energy usage (C) massive damage (D) chlorofluorocarbons (E) direct damage to the lungs (F) Temperature (G) deforestation (H) scarce resources
[EX A]:
D