PT 63 S3 Q18

The probability of avoiding heart disease is increased ifone avoids fat ... ...

The reasoning in the argument is most vulnerable to criticism on which one of the following grounds?
(A) The argument ignores the possibility that, even though a practice may have potentially negative consequences, its elimination may also have negative consequences.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in June 2011 LSAT (PT 63): Logical Reasoning B