People with high blood pressure are generally more nervous and anxious

People with high blood pressure are generally more nervous and anxious than people who do not have high blood pressure. This fact show that this particular combination of personality traits-the so called hypertensive personality-is likely to cause a person with these traits to develop high blood pressure.

The reasoning in the argument is most vulnerable to criticism on the grounds that the argument

(A) fails to define the term “hypertensive personality”
(B) presupposes that people have permanent personality traits
(C) simply restates the claim that there is a “hypertensive personality” without providing evidence to support that claim.
(D) takes a correlation between personality traits and high blood pressure as proof that the traits cause high blood pressure.
(E) focuses on nervousness and anxiety only, ignoring other personality traits that people with high blood pressure might have

OA D source powerscore LR bible

Please explain how d is correct, and what does it mean in detail.