Which of the Following Educational Topics Covered in a Typical

Which of the following educational topics covered in a typical pulmonary rehabilitation program are most suitable for presentation by a respiratory care practitioner?
I.methods of relaxation and stress management
II.recreation and vocational counseling
III.diaphragmatic and pursed-lip breathing techniques
IV.respiratory structure, function, and disease

A) II and IV
B) I, II, and III
C) III and IV
D) I, II, III, and IV