Which of the Following Statements Is True of Alzheimer's Disease

Multiple Choice

Which of the following statements is true of Alzheimer's disease?

A) A gene on chromosome 20 is most consistently associated with Alzheimer's disease.
B) Family history studies suggest that 24 to 49 percent of first-degree relatives of a patient eventually develop the disease.
C) Twin studies of monozygotic and dizygotic twins have found very low concordance rates for all forms of neurocognitive disorder.
D) Family history studies suggest that 10 to 14 percent of first-degree relatives of a patient eventually develop the disease.