Do you mean his sister?
she is demanding and mean.
he bosses him around.
her dolls are scary.
Answer: The object of the preposition by means of is "protest".
Explanation:<u> The object of the preposition is a noun or a pronoun that completes a prepositional phrase</u> which has been introduced by a preposition. Most times, this noun or pronoun is found to the right of the preposition. Moreover, in some cases, a gerund can also function as object of the preposition, In the sentence provided,<u> the object of the proposition is a noun ("protest") and it is found to the right of "by means of". </u>
A sentence fragment is a incomplete sentence like, one that doesn't fully explain its self. fragment = came to the house, complete = Lilly came to the house to visit.