You would like to install additional Layer 2 inter-switch links in your network to add bandwidth and
increase redundancy. However, you know that the default settings on your switches will not allow
the extra ISLs to activate. Which action should you perform to permit additional links to become
active?

A.
Use LACP.

B.
Configure LSRP.

C.
Configure LLDP.

D.
Enable UDLD.