A therapist at a free university clinic treats elementary school children with behavior problems who are referred by a social service agency. She is also a doctoral candidate who proposes using data she has and will collect about the children for a case-based research project. Which of the following statements about parental permission is correct?A. The children might feel pressure to participate due to the nature of their relationship with the therapist
B. If it is the best interests of the community that the children participate in the study, their assent is optional
C. The therapist already has access to her clients' records; therefore, she does not need their consent to use the files for research purposes
D. The superintendent of the school system can give permission for children to be in the study, so the therapist doesn't have to contact the subjects.