What is the source of the allusion in the sentence below?
"Michael's personality is very Jekyll and Hyde," Carrie told her brother.
A: U.S. history
B: literature
The source of the allusion Jekyll and Hyde is literature.
Robert Louis Stevenson's popular Victorian novella Dr. Jekyll and Mr. Hyde tells the story of a man with two distinct personalities. Known to the world as a kind and highly respected doctor, at night he transforms into a monstrous person.
The allusion Jekyll and Hyde means kind then cruel.