A company is redesigning its network architecture and wants to implement a zone$-$based security model. Which of the following is the MOST accurate statement about hosts within the same zone?

A$.$Traffic between zones should be unrestricted for seamless communication.

B$.$All hosts within a zone are automatically considered fully trusted.

C$.$Data assets of all types should be held within a single zone for easier management.

D$.$Hosts within the same zone should be subject to the same access control requirements.