单项选择题

Questions 8 to 10 are based on the following conversation. At the end of the conversation, you will be given 15 seconds to answer the questions.
Now listen to the conversation.

According to the conversation, what are the experts now recommending

A.Exercising the entire body.
B.Having your blood pressure taken daily.
C.Losing weight prior to exercising.
D.Weighing in before each exercise session.