Question

some people may live with early stages of alzheimers disease for several years before being diagnosed because: proper diagnoses of alzheimers disease are difficult they have learned to accommodate for their losses none of the above

Explanation:

Alzheimer's disease can be hard to diagnose properly in early - stages. People may adapt to their cognitive losses over time, which can delay diagnosis.

Answer:

Both "Proper diagnoses of Alzheimer's Disease are difficult" and "They have learned to accommodate for their losses" are valid reasons. So the answer is None of the above.