What Interesting Finding Has Emerged from the Analysis of Tapes

What interesting finding has emerged from the analysis of tapes of therapy sessions conducted by Carl Rogers?

A) Much of the session focused on early childhood experiences.
B) Several specific behavioral procedures were used during the sessions.
C) Despite his opposition to psychoanalytic techniques he used dream analysis extensively.
D) Although he advocated a nondirective approach, he was subtly directive by empathizing with some client statements but not others.