Which firewall connection allows for the integration of service nodes in transparent mode with a Cisco ACI Multi-Pod setup?
A . active-standby mode across pods
B . active-active mode per pods for communication between internal endpoints
C . active-standby mode per pods for communication between endpoints and external networks
D . active-active mode across pods
Reference: https://www.cisco.com/c/en/us/solutions/collateral/data-center-virtualization/application-centric-infrastructure/white-paper-c11-739571.html (table 1)