You are designing a WAN implementation strategy to meet the business and technical requirements. What should you do?（）

A.Create a single forest that has one domain. Use OUs to separate the departments.
B.Create a single forest that has multiple domains to represent every department.
C.Create a single forest that has three domains: one for finance, one for HR, and one for the remaining departments.
D.Create multiple forests that have a single domain in each forest to represent the departments.

A.Configure Internet Connection Sharing on all client computers.
B.Configure Automatic Private IP Addressing (APIPA) on all client computers.
C.Configure one server as a Routing and Remote Access VPN server.
D.Configure one server as a Routing and Remote Access NAT router.

A.5
B.11
C.14
D.17
E.20