Please choose the correct ending to complete the given sentence: Mooping floor: A man begins wetting the mop in the century mop bucket system. The mop is then used to clean the floor, gliding along the tiles with ease. the mop

Ending1: is placed back into the bucket system to be cleaned, then the floor cleaning resumes. Ending2: melts on the floor, and the mop is washed more thoroughly. Ending3: is rinsed and used to wipe the floor for purposes only. Ending4: then is wiped clean with a red soap.

Answer format: ending1/ending2/ending3/ending4