Cynthia's family has a history of early onset alzheimer's which has affected her great-aunt and maternal grandmother. although cynthia has shown no signs of cognitive decline, she decided to participate in a study to examine ongoing cognitive health and determine possible factors correlated to various forms of dementia. what is the best reason for participation in this study?
a) cynthia wants to identify any change in her cognitive abilities as early as possible.
b) participation in this study will give her greater access to drugs that would cure dementia.
c) cynthia wants to track all the various medical conditions that are being measured in the study.
d) participation in the study will contribute to a better understanding of factors that may contribute to dementia.

The correct answer is D participation in the study will contribute to a better understanding of factors that may contribute to dementia.

Explanation:

Alzheimer"s disease is one the of principle neurodegenerative disorder caused by the mutation of tau protein and also occurs due to the accumulation of mis folded proteins or prions proteins.

     The one of the most common form of dementia is alzheimer"s disease which severely affect the brain basically the thinking power of brain.

    As cynthia"s family has a history of early onset Alzheimer"s disease which has affected some of her family members.That"s why cynthia wants to participate in this study to point out the factors which are responsible for the occurrence of this disease in her family.

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