Answer:
C) chain
Explanation:
Small group network comprises of a vertical, direct, chain, all channel and box network
The vertical network is a network that is made for some specific purpose or goal of the business organization.
The direct network is a network that is directly interrelated to each other.
The chain network is that network in which the formal chain of command follows through which proper communication can be done in all the departments without any barriers to a communication network
It also shows that each member can communicate the person below and above their position only in a vertical hierarchy. It follows the top-down approach
This all channel network follows an informal communication network through which anyone can communicate with anyone at any time with following any chain of the business organization
The box network covers all the things in one network. Like - various software, packages, etc
In the given case Peter is asking permission from the supervisor and supervisor is discussing with the department director, is showing the formal chain of command that's why according to the given scenario the most appropriate answer is chain network.