question: bonus:reward:incentive
choices.label: A B C D
choices.text: review:exam:graduation calligraphy:music:art discount:promotion:competition failure:success:growth
explanation: one way of "rewards" is "bonus", and "incentive" is the purpose of "rewards". from "review" to "exam" and then "graduation", "review" and "exam" and "graduation" follows a chronological order. the two different forms of "art" are "calligraphy" and "music", and "calligraphy" and "music" are one category. one way of "promotion" is "discount" and "competition" is the purpose of "promotion". "failure" and "success" have opposite meanings.
relation: bonus reward R3.10
relation: reward incentive R3.9
relation: review exam graduation R5.2
relation: calligraphy music R2.4
relation: discount promotion R3.10
relation: promotion competition R3.9
relation: failure success R1.2