Which Statement Best Describes an Early Advancement in Psychology

Which statement best describes an early advancement in psychology

A)  Anna O called the treatment she received from Josef Breuer "the talking cure." 
B)  The first systematic psychotherapy procedure is the early days of psychological science was Becks' cognitive therapy for depression. 
C)  Breuer was so interested in the progress made by Anna O in therapy that he followed through on his discovery and subsequently developed more interventions. 
D)  Biomedical approaches to psychological treatment include drug therapy, however no longer include electroconvulsive shock therapy (ECT) as it is no longer practiced.