What are three functions of a Tier-0 Gateway in a multi-tenant service provider environment? (Choose three.)

A. acts as a default gateway for the tenant workloads

B. enables east-west connectivity to the tenant workloads

C. interconnects the Tier-1 gateways of multiple tenants

D. provides isolation between the tenants

E. provides first-hop routing for the tenant workloads

F. enables north-south connectivity to the tenant workloads