It's !
only answer if you know the correct answer
which word in the sentence is a participle? do not lean on the painted walls. a. do b. on c. lean d. painted

D. Painted, because a participle in grammatical terms is the form of a verb either in present participle, which is a word that ends in -ing, or in past participle, which ends in -ed, and painted has the ending of -ed, which means it is your participle.

a. the man as a ruler