How Do Filial Therapy and Theraplay Approaches Differ from Other

How do Filial Therapy and Theraplay approaches differ from other approaches to play therapy?

A) The counselor does not have to be trained in play therapy
B) Toys and play are the primary means of communication and interaction
C) The focus of the therapy is the relationship between the child and the parent/caregiver
D) The focus of the therapy is the relationship between the child and the counselor