27. After being released from a brief hospitalization for minor surgery, 70-year-old Mrs. Ben seemeddistractible and disoriented. She did not even recognize her husband when he came to pick her up fromthe hospital. After they returned home, they discussed their plans for the weekend and Mrs. Ben seemedfine, but as night came on, she could not sleep and began accusing Mr. Ben of throwing away herbelongings while she was away. Which of the following disorders best fits Mrs. Ben's symptoms?
(A) delusional (paranoid) disorder
(B) early dementia, probably Alzheimer’s disease
(C) delirium
(D) depression