Successful intimate relationships are dependent on several key characteristics. One such factor is the extent to which each person feels psychologically attached to the relationship and wants to remain in it. This factor is known as

This factor is known as Committment

Explanation:

In every successful intimate relationships, the ability of the two partners to succeed depends on so many factors.

In a situation where the people involved feels psychologically attached to the relationship and would want to remain in it is called committment. Without this, the relationship is bound to fail and become unsuccessful.

answer; the cats meowing will temporarily increase, but then it will decrease;

answer; their own memory abilities;