When the source gNodeB receives which of the following signalings from the target gNodeB? N.HO.IntraFreq.Xn.lntergNB.ExecSuccOut will be increased by 1 time.

When the source gNodeB receives which of the following signalings from the target gNodeB? N.HO.IntraFreq.Xn.lntergNB.ExecSuccOut will be increased by 1 time.
A . HANDOVERREQUESTACKNOWLEDGE
B . UE CONTEXT RELEASE
C . MeasurementReport
D . PRACH Access

Answer: B