question: Which weather event can cause forest fires?
choices.text: thunder storms mud slides Warmer temperatures snow, ice, and rock thermal expansion very complex humidity snow storms
choices.label: A B C D E F G H
fact2: Lightning is very common during storms.
combinedfact: forest fires can be caused by thunder storms 
formatted_question: Which weather event can cause forest fires? (A) thunder storms (B) mud slides (C) Warmer temperatures (D) snow, ice, and rock (E) thermal expansion (F) very complex (G) humidity (H) snow storms