In Regard to Neurocognitive Disorder Due to Alzheimer's Disease, the Biological

In regard to neurocognitive disorder due to Alzheimer's disease, the biological "cognitive reserve" hypothesis suggests that

A) skills acquired through formal education can actually enhance the early symptoms of the illness.
B) the more synapses one develops throughout life, the more neuronal death required before the person becomes impaired.
C) individuals with neurocognitive disorder due to Alzheimer's disease never had reserve neurons.
D) neurocognitive disorder due to Alzheimer's disease is caused by a lack of formal education.