The hormone testosterone protects brain cells from injury and reduces levels ... ...

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 _______. Which one of the following most logically completes the argument?
(A) anyone whose brain cells are susceptible to injury will eventually develop Alzheimer’s disease
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Oct 2012 LSAT (PT67): Logical Reasoning A

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