A charge nurse is providing an in-service to a group of nurses on the different levels of illness prevention. The nurse should include which of the following as an example of secondary prevention?

A client who has a family history of breast cancer is scheduled for a mammogram.

A client who is asymptomatic is not scheduled for a series of tests.

A client who has heart failure is scheduled for an echocardiogram.

A client is scheduled to receive an influenza vaccination.