Which of the Following Are Responsible for Alzheimer's Disease

Multiple Choice

Which of the following are responsible for Alzheimer's disease?

A) polyglutamine aggregates
B) neurofibrillary tangles of polymeric microtubule-binding protein tau
C) extracellular deposits of amyloid-b and intracellular neurofibrillary tangles of microtubule-binding protein tau
D) mutations in the huntingtin gene