Write the next sentence in the following story.

A woman is providing a demonstration on mop cleaning. The lady presents a bottle of the cleaning chemical that she is using before beginning. the woman the starts

Choose from: (a). the mop and bucket spraying liquid and then the lady vacuums the carpet.; (b). along with a few different sections of mop washing various areas including floor, kitchen, cabinets, dishwasher and various knives.; (c). using the bottle on the carpet vigorously, mopping while she holds it precisely.; (d). mopping the floor, using vigorous effort.;. The answer should be
(d).