Question ID:PT67 S2 Q5 Passage:The hormone testosterone protects brain cells from injury and reduces levels of the protein beta-amyloid in the brain. Beta-amyloid causally contributes to Alzheimer's disease, and people whose brain cells are susceptible to injury are probably more susceptible to Alzheimer's disease. So there is reason to think that _______. Stem:Which one of the following most logically completes the argument? Correct Answer Choice:EChoice A:anyone whose brain cells are susceptible to injury will eventually develop Alzheimer's disease Choice B:whether a person develops Alzheimer's disease is dependent entirely on the level of beta-amyloid in his or her brain Choice C:Alzheimer's disease leads to a reduction in testosterone level Choice D:only people with Alzheimer's disease are at risk for injury to brain cells Choice E:a decline in testosterone level puts one at increased risk for Alzheimer's disease