question: food security:national security
choices.label: A B C D
choices.text: traditional culture:chinese culture family harmony:social harmony mainstream media:print media salary:fixed pay
explanation: only "food security" can have "national security". "traditional culture" can be "chinese culture" and "chinese culture" can be "traditional culture". only with "family harmony" can there be "social harmony". "mainstream media" can be "paper media" and "paper media" can be "mainstream media". "salary" is typically paid on a monthly basis but often expressed as an annual sum, and "salary" is also known as "fixed pay".
relation: food security national security R5.4
relation: traditional culture chinese culture R2.7
relation: family harmony social harmony R5.4
relation: mainstream media print media R2.7
relation: salary fixed pay R2.1