The main theme of The Island of Doctor Moreau by H. G. Wells is the lack of ethics in dissection and animal testing. Option B is correct.
The Island of Doctor Moreau is an 1896 classic of early science fiction novel written by English author H. G. Wells. The Island of Doctor Moreau focuses on the depraved Dr. Moreau, who carries out appaling animal experiments on a remote tropical island, with hideous, humanlike outcomes.