question: stage:props:actor
choices.label: A B C D
choices.text: car:driving:driver playground:football:students shopping mall:commodity:consumer factory:machine:worker
explanation: an "actor" works on a "stage" using a "prop", and the "actor" is a profession, the "stage" is a place, and the "prop" is a tool. "driver" "drives" "car", but "driving" is an action, "driving" is not a tool. a "student" plays "football" in a "playground", but a "student" is not a profession. "consumers" buy "commodities" in "shopping mall", but "consumer" is not a profession, and "commodities" are not tools. "workers" work and operate "machines" in "factories", "worker" is a profession, "factories" are places, and "machines" are tools.