You want to collect net flow-related information from your core links. You also want label switch traffic to be included in the information collected by NetFlow. You have MPLS, MPLS VPN, and protected TE tunnel in your core. How many labels should NetFlow analyze to collect information for all types of MPLS applications used in your core network?

A.
Two labels

B.
Three labels

C.
four labels

D.
five labels