What factors affect appropriate self-disclosure?

A. Disclosure generally increases as relational intimacy increase.
B. Disclosure tends to be reciprocal.
C. Reciprocal disclosure generally does not occur in families.
D. Negative disclosure is directly related to the intimacy of the relationship, however positive disclosure doesn't necessarily increase as the relationship becomes more intimate.
E. Disclosure may be avoided for variety of reasons.
F. People do not always avoid self-disclosure for noble reasons.
G. Disclosure varies across culture