How Might a Practitioner Create an Atmosphere in Which People

How might a practitioner create an atmosphere in which people are comfortable and willing to be corrected?

A) The practitioner should only work with people who have stated that they are willing to be corrected.
B) The practitioner should be a role model by demonstrating a willingness to share hunches and express appreciation for being corrected.
C) The practitioner should tell the members that they shouldn't feel embarrassed when they're corrected because that feeling is counter-productive and they would end up hindering the group.
D) The practitioner should spend the majority of the first few sessions focused on correction and criticizing the members' ideas, so that the members become accustomed and comfortable with being corrected.