Answer:
Option B
Explanation:
To define confidentiality in this context, is keeping of secret, the ability of a relationship to keep secrets, is a good sign of healthy relationship.
It is a basic requirement, "Confidentiality", an understanding that must not be bridged when you have 2 or more people in a group. they should be able to keep there secrets from each other. its is a basic part of a productive group as it help to build trust in the group.