Which CLI command is used to register a Cisco FirePOWER sensor to Firepower Management Center?
A . configure system add <host><key>
B . configure manager <key> add host
C . configure manager delete
D . configure manger add <host><key>
Answer: A
Explanation:
http://www.cisco.com/c/en/us/td/docs/security/firepower/60/configuration/guide/fpmc-config-guide-v60/fpmc-config-guide-v60_appendix_01011110.html#ID-2201-00000005