What Is the Difference Between Rogers' Client-Centred Therapy and Gestalt

What is the difference between Rogers' client-centred therapy and Gestalt therapy?

A) Gestalt therapy doesn't strive to move clients toward self-recognition and self-acceptance.
B) Gestalt therapy takes much longer.
C) Gestalt therapy challenges and frustrates the client.
D) Gestalt therapy incorporates different kinds of therapy, such as art therapy and pet therapy.