Your company has a main office and 20 branch offices in North America and Europe. Each branch connects to the main office by using a WAN link. All the offices connect to the Internet and resolve external host names by using the main office connections. You plan to deploy Microsoft 365 and to implement a direct Internet connection in each office. You need to recommend a change to the infrastructure to provide the quickest possible access to Microsoft 365 services. What is the best recommendation to achieve the goal? More than one answer choice may achieve the goal. Select the BEST answer.
A. For all the client computers in the branch offices, modify the MTU setting by using a Group Policy object (GPO).
B. In each branch office, deploy a proxy server that has user authentication enabled.
C. In each branch office, deploy a firewall that has packet inspection enabled.
D. In the branch offices, configure name resolution so that all queries for external host names are redirected to public DNS servers directly.