Answer:
A. Firefighter - A high school diploma and training to become certified
B. College faculty member - A masters or doctoral degree
C. Lifeguard - A training program and certification in cardiopulmonary resuscitation (CPR) and first aid.
D. Chamber of commerce officer - A bachelors degree in business and experience
Explanation:
Out of all options, only college faculty members need a masters or doctoral degree.
The chamber of commerce officer is the only one that should require business experience.
Lifeguards don't need high school diplomas but need certification in CPR and first aid.
Firefighters need a high school diploma and training.
