1. The parent's reaction to a child's return is influenced by the strength of their relationship.
2. Communication and cooperation between parents can affect the parent's response.
3. Concern for the child's well-being during their absence impacts the parent's reaction.
4. Disruption of routines due to the child's return can affect how the parent reacts.
5. The parent's personal emotions, such as missing the child, play a role in their reaction.