Which one of these statements best describes this study's research framework?
a. This study has an implicit framework, which is not fully developed.
b. Common Sense Model and the Necessity-Concerns Framework were chosen to examine the relationships among illness representations, treatment beliefs, medication adherence, and 30 day hospital re-admissions in aging adults with chronic HF.
c. Suboptimal recommendation and practice adoption have been illustrated in several studies.
d. The Beliefs About Medicines Questionnaire (BAMQ) is designed to assess commonly held beliefs about medicines