PT 58 S1 Q20

A person with a type B lipid profile is at much greaterrisk of heart disease ... ...

If the information above is true, which one of the following must also be true?
(A) In the experiment, most of the volunteers had their risk of heart disease reduced at least marginally as a result of having been put on the diet.
(B) ...
(C) ...
(D) ...
(E) ...

*This question is included in Complete Section: LR-A, Sept. '09 LSAT (PT 58 Sec. 1)