Each of the book’s protagonists—Mark Streit, Mary Eby, and Dr. Thomas—has ... ...

Each of the book’s protagonists—Mark Streit, Mary Eby, and Dr. Thomas—has a powerful, dynamic personality.
(A) Each of the book’s protagonists—Mark Streit, Mary Eby, and Dr. Thomas—has
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in 25 Minute Writing Test