question: publication:issue
choices.label: A B C D
choices.text: marriage:love tourism:sightseeing birth:old age editing:proofreading
explanation: "issuing" is one part and the final step of "publication". being in "love" is not the last step to "marriage". "sightseeing" is the purpose of "tourism". "old age" is not the last step of "birth", and "old age" is old age. "proofreading" is one part and the final step of "editing".