When considering the feasibility of a study’s problem and purpose, Grove and Gray (2019) suggest that several areas should be evaluated, including: researcher expertise, money commitment, ethical considerations, and availability of subjects, facilities, and equipment. Which of the following statements accurately assesses the feasibility of this article? (Select all that apply.)

a. Funding sources for the study were clearly identified.
b. The author’s credentials to design and conduct research are described.
c. 100% of the eligible subjects contacted participated in the study.
d. Evidence of protection of the subjects’ rights was mentioned in this article.