After an Outbreak of Measles at a Local High School

After an outbreak of measles at a local high school the nurse encourages students who are susceptible to have the measles immunization because of the serious consequences from the disease. After educating the students on the benefits of the immunization most students decide the benefits outweigh the barriers. What model was used to guide health promotion in this situation?

A) Precaution Adoption Process model.
B) Health Belief model.
C) Pender's Health Promotion model.
D) Theory of Reasoned Action model.