Which statement about the BGP synchronization rule is true?
A. A BGP router with synchronization enabled does not advertise its iBGP learned routes to its iBGP peers unless it has learned or verified this route on its routing table through an IGP.
B. A BGP router with synchronization enabled does not advertise its eBGP learned routes to its iBGP peers unless it has learned or verified this route on its routing table through an IGP.
C. A BGP router with synchronization enabled does not advertise its eBGP learned routes to its eBGP peers unless it has learned or verified this route on its routing table through an IGP.
D. A BGP router with synchronization enabled does not advertise its iBGP learned routes to its eBGP peers unless it has learned or verified this route on its routing table through an IGP.
