Clowning, which originated at birthday parties, have transformed the lives of many kids. How should the sentence above be rewritten to correct the subject-verb agreement error? The sentence is correct as written. Clowning, which originated at birthday parties, do transform the lives of many kids. Clowning, which originated at birthday parties, has transformed the lives of many kids. Clowning, which originated at birthday parties, are transforming the lives of many kids.