Pls answer fast how can south africa most effectively invest in human capital will give brainliest a. by buying more mining equipment b. by exporting more tobacco crops c. by improving the quality of education d. by stabilizing electricity

Atherapist 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. describe the type of parental permission which is required in this case?