question: government affairs:official documents
choices.label: A B C D
choices.text: advertisement:tv brand:product market:demand schedule:plan
explanation: "government affairs" are conveyed through "official documents", and "official documents" are the carrier of "government affairs". "advertising" is disseminated through "tv", which is the carrier of "advertising". "product" is the presentation carrier of "brand", but in the opposite order of query. "demand" determines "market", but it is different from the corresponding form in the query. "scheduling" and "planning" have similar meanings, but "scheduling" and "planning" have no internal connection.
relation: government affairs official documents R3.10
relation: advertisement tv R3.10
relation: brand product R3.10
relation: market demand R3.10
relation: schedule plan R1.1