question: bench scale:weighing:weight
choices.label: A B C D
choices.text: ship:floating:life jacket line:packing:worker stapler:stapling:paper commodity:consumer:sales
explanation: the main function of the "bench scale" is "weighing", and the two belong to the corresponding function. the "bench scale" measures the "weight" of the object, and the "bench scale" corresponds to the "weight". the main function of "ship" is transportation, not "floating", and "ship" corresponds to "life jacket". "line" is also known as assembly line. the main function is assembly, not "packaging". "line" corresponds to "worker". the main function of a "stapler" is "binding", and "stapling" is "paper". "consumer" consumes "commodity", and "consumer" corresponds to "sales".
relation: bench scale weighing R3.3
relation: bench scale weight R3.10
relation: stapler stapling R3.3
relation: stapler paper R3.10
relation: consumer commodity R4.4