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: Energy is passed up a food chain or web from lower to higher trophic levels., Fact2: Plants represent the first trophic level., Question: What passes energy up the food chain to adult vegans? (A) cows (B) animals (C) Batteries. (D) chickens (E) Power companies. (F) glucose (G) Humans. (H) Plants.
[EX A]: H

[EX Q]: Fact1: transportation technology is used for moving people, Fact2: Model rocketry is an exciting way to study transportation technology., Question: Model rocketry can be used to study how people are what? (A) able to read (B) warm (C) dead (D) living (E) moved (F) born (G) humans (H) moved by emotion
[EX A]: E

[EX Q]: Fact1: being burried under soil and mud changes peat into coal through extreme heat and pressure in a swamp over a long period of time, Fact2: Well, a swamp is a type of wetland., Question: Being buried under soil and mud changes what into coal in wetlands over time? (A) peat (B) phytoplankton (C) fields (D) oil (E) air (F) pH (G) sunlight (H) elms
[EX A]:
A