question: reform:college entrance examination:fair
choices.label: A B C D
choices.text: mediation:law:voluntary management:food:safety agency:attorney:efficiency group buying:internet:save money
explanation: the purpose of "reform" in the "college entrance examination" is "fairness" the purpose of "mediation" by "law" is not "voluntary" "food" is "managed" for the purpose of "safety" the purpose of "representation" by an "attorney" is not "efficiency" the purpose of "group purchase" on the "internet" is to "save money", and the purpose of "group purchase" on the "internet" is not to "save money".
relation: reform college entrance examination fair R3.10
relation: management food safety R3.10
relation: group buying internet save money R3.10