The Tendency Toward More Positive Parent-Child Relationships as a Function

The tendency toward more positive parent-child relationships as a function of age has been explained as follows:

A) As children become more mature, their orientations become more similar to those of their parents.
B) Adult children's identification with their parents increases as part of the process of developing filial maturity.
C) Differences between parents and children become subdued as years go by and both parents and children tend to develop a greater tolerance for the differences that remain.
D) All of the above