Read each sentence carefully and identify the sentence with faulty paralelism

19. (A) Melinda can't sing well, and neither can he dance
(B) Melinda is neither a good singer nor a good dancer
(C) Melinda is not a good singer, and he can't dance either

20. (A) The event yesterday wasn't interesting, not useful
(B) The event yesterday was neither of interest, not useful
(C) The event yesterday was neither iinteresting nor useful