select the most appropriate word to fill in the blank. The children had made a mess on the floor, so I asked Sana to clean _______ up. (a) them (b) it (c) its (d) they

Options

A. them
B. it
C. its
D. they

Explanation

it. In the given sentence, the pronoun used for a non-living thing (mass on the floor) should be “it”.