A、By talking to an expert. B、By attending an exercise class. C、By reading an article. D、By listening to the radio. C

W: Exercise, exercise, exercise! We hear so much about it these days, yet even experts can’t agree on which exercises are best. Now some doctors are strongly encouraging arm exercises.
M: Arm exercises? Is that because our arms are too fat and flabby?
W: Actually that’s not the main reason. They say that arm exercises are an ideal way to become physically fit.
M: But don’t arm exercises raise your blood pressure?
W: That they do. But the article I read mentioned ways to overcome that.
M: How?
W: By adding leg exercises, so the arms don’t do all the work. The mare of the body that is involved in the exercises, the better.
M: And in mm, I am sure, there’s a greater chance of losing weight.
W: Sounds tight to me.
M: So what exercises do the experts mend?
W: They mentioned quite a few. But some of the more popular ones are cycling with special bicycles that make you use both your arms and legs. And walking vigorously while you are moving your arms.
M: I must try that. I’d like to walk a lot.