Q: 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: heat and pressure change the remains of prehistoric living things into natural gas, Fact2: Evidence of prehistoric life includes many dinosaur footprints found in coal mines., Question: what gets changed into natural gas due to heat and pressure? (A) mussels (B) oxygen (C) glass (D) clams (E) animals (F) Most plants (G) temperature (H) dinosaurs
A:
H