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: 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: where does being buried under soil and mud change peat into coal through extreme heat and pressure over a long period of time? (A) watershed (B) alluvial (C) wetland (D) deltas (E) erosion (F) houses (G) earth (H) lakes
C

Fact1: Marine species live mainly in shallow coastal waters., Fact2: Killer whales prefer shallow and colder coastal waters., Question: What are killer whales? (A) red and black (B) They have thick fur (C) dangerous (D) sharks (E) deep sea creatures (F) marine species (G) Absorb light (H) animals
F

Fact1: a drought can change the color of an environment from green to brown, Fact2: Drought, or a lack of water, is often a problem for farmers and communities around the world., Question: what can change the color of an environment from green to brown? (A) lack of water (B) clouds (C) trees (D) increased h2o (E) climate (F) deforestation (G) burning (H) Greenhouse gases
A