Answer:
b. a socioemotional role
Step-by-step explanation:
The term socio-emotional is used to describe an individual who initiates, cultivates and responds to the feelings of other people in a social group. Such person tend to form a connection or relationship with other people close to them such as family, friends, team mates at work etc.
An individual is said to play a socioemotional role when such person is supportive to team members, family and friends, this makes other persons feel good and also help to strengthen unity among everybody.
Based on the information provided in the question, Hidekai most likely plays a socioemotional role.