Read the sentence below and answer the question that follows.

tommy, in an effort to maintain clowning's positive roots, invite dancers to weekly performance battles.

how should the sentence above be rewritten to correct the subject-verb agreement error?

a. the sentence is correct as written.
b. tommy, in an effort to maintain clowning's positive roots, have invited dancers to weekly performance battles.
c. tommy invite dancers to weekly performance battles.
d. tommy, in an effort to maintain clowning's positive roots, invites dancers to weekly performance battles.