The lost boys in Peter Pan, In their appearances in the Disney franchise, the Lost Boys are often named after their animal costumes: Fox/Slightly, Rabbit/Nibs, Bear/Cubby, Skunk/Tootles, and the Raccoons/Twins.
The adverb that modified the verb (finished) is quickly.
Adverbs answer the question: HOW IS THE ACTION DONE?
So,
How did John finish his work?
He finished it quickly.
Answer: THE SECOND ONE I THINK BECAUSEIF YOU READ IT IT SAYS RIGHT THERE
Explanation: