Which of the Following Is the Best Definition for a Clear

Which of the following is the best definition for a clear boundary?

A) Families that do not make a clear distinction between members, creating a strong sense of mutuality and connection at the expense of individual autonomy.
B) Autonomy and independence are emphasized at the expense of emotional connection, creating isolation that may be more emotional than physical.
C) Boundaries that demand loyalty at the expense of individual needs.
D) Boundaries that allow for close emotional contact with others while simultaneously allowing each person to maintain a sense of identity and differentiation.