Read the paragraph:
Dr. Thomas Lunette spoke to the group and offered 15 tips on better heart health. "These tips will help you maintain a better, healthier life," he said. "One of the most significant aspects of heart health is diet." He provided a handout on heart-healthy meals. Dr. Lunette said, "It is important to understand the techniques for saving the lives of heart attack victims. Never ignore warning signs of a heart attack!"

Which revised sentence includes a transition that links connected ideas more clearly?

A person for whom the grapefruit-and-avocado diet did not work
Several people who belong to a dieting support group and are losing weight
A doctor who runs a competitor's weight-loss management program
Three people who plan to lose weight through extensive exercise

I think it is A.