Question

select the part of the subject that agrees with the bold verb. in elevens opinion, the juggler with the funky dance moves deserves a standing ovation.

Explanation:

In English grammar, the verb agrees with the main noun in the subject. Here, "the juggler" is the main noun and "with the funky dance moves" is a pre - posiitional phrase modifying "the juggler". So the verb "deserves" agrees with "the juggler".

Answer:

the juggler