Which definition describes work?

Question

Responses

holding 1 kg mass
holding 1 kg mass

lifting a 1 kg mass 1 m
lifting a 1 kg mass 1 m

moving 1 m in 1 hr
moving 1 m in 1 hr

holding a 1 kg mass for 1 hr

Answer 1

Work is defined as lifting a 1 kg mass 1 m.