Question: What type of Non-Public Network (NPN) relies on network functions provided by a Public Land Mobile Network (PLMN)?
Option 1: Stand-alone Non-Public Network (SNPN)
Option 2: Private Network Integrated (PNI) NPN
Option 3: Virtual Private Network (VPN)
Option 4: Public Network Integrated (PNI) NPN
Explanation: A Public Network Integrated (PNI) Non-Public Network (NPN) is a type of NPN that relies on the support of a PLMN, as opposed to a Stand-alone Non-Public Network (SNPN) which does not rely on network functions provided by a PLMN.