question: What kind of taste changes a litmus paper from blue to red?
choices.text: glands Sour drugs a bill urine moles two black
choices.label: A B C D E F G H
formatted_question: What kind of taste changes a litmus paper from blue to red? (A) glands (B) Sour (C) drugs (D) a bill (E) urine (F) moles (G) two (H) black