question: What do mariners use to travel the ocean?
choices.text: compass lamphreys sponges trees fluid whales icebergs waves
choices.label: A B C D E F G H
fact2: Nautical charts are used by mariners and boaters to safely navigate on the ocean.
combinedfact: Mariners use the compass to travel the ocean
formatted_question: What do mariners use to travel the ocean? (A) compass (B) lamphreys (C) sponges (D) trees (E) fluid (F) whales (G) icebergs (H) waves