Answer: That would be an onomatopoeia, the use of words which sound like what they describe. ("bonged" in this context)
Explanation: "Bonged" is describing a sound.
Thinking that the bold word would be "grew" i think it would be C.helping
C.a direct object that's the answer
I am going to assume that you mean the Hare With Many Friends. The moral of the story is this: He that has many friends, has no friends. Hope this helps.