Which simple machine is NOT correctly matched with an appropriate task for its use?

a lever: Removing a nail from a board

an inclined plane: Moving a heavy box up to the second floor of a building.

a wedge: Splitting a log

a pulley: Lifting a heavy box and moving it across a room

The simple machine that is not correctly matched with its appropriate task is the inclined plane because there is no such big ramp that is as high as 1 storey building, the appropriate task would be Lifting a heavy box and moving it across a room. and for the pulley : Moving a heavy box up to the second floor of a building.