A 70-Year-Old Woman Has Difficulty with Driving, and She Has

A 70-year-old woman has difficulty with driving, and she has been frequently getting lost. Her husband said she has also been acting strange and seems to want to sleep a lot. He said the other night she kept saying she was seeing animals such as lions in her room. He says her memory is not too bad, but he is very concerned about her health. Physical examination reveals an alert woman with stable vital signs. Bradykinesia and limb rigidity are noted. These findings are consistent with:

A) Alzheimer disease.
B) vascular dementia.
C) dementia with Lewy body.
D) frontotemporal dementia.