Which of the following must a parent demonstrate in joint custody arrangements?

In joint custody arrangements, it is essential for parents to demonstrate the ability to cooperate for the child’s well-being. This cooperation is crucial because successful joint custody relies on both parents being able to work together in making decisions about the child's upbringing, education, healthcare, and overall welfare. Such collaboration fosters a stable and nurturing environment for the child, allowing both parents to be involved in their child's life despite living separately.

Effective communication and mutual support are key components of a functioning joint custody arrangement, as parents need to coordinate schedules, share information, and address any issues regarding the child's development or needs. The emphasis is on the ability to prioritize the child's interests and to engage in constructive dialogue, rather than on specific logistical requirements or therapy sessions.

The remaining options do not necessarily reflect what is required for a joint custody arrangement. Parents may choose to maintain separate residences, but this alone does not determine the success of their joint custody. Likewise, while sharing parenting responsibilities is important, it does not have to be equal in all aspects, as one parent may take a more active role in certain areas depending on the family's dynamics. Participation in joint counseling sessions can be beneficial but is not mandated for joint custody agreements. Thus, the criterion that stands out as essential in joint