Question: In a shared GERAN or UTRAN setup, who is primarily responsible for delivering Public Warning System (PWS) messages to User Equipment (UEs)?
Option 1: Participating Operator with regulatory obligations
Option 2: All Operators sharing the network collectively
Option 3: Hosting RAN (Radio Access Network) Operator
Option 4: The UE's Home Network Operator
Explanation: In a shared GERAN or UTRAN environment, the Hosting RAN Operator is tasked with ensuring delivery of critical messages, such as Public Warning System (PWS) messages, to User Equipment (UEs), crucial for public safety and maintaining network functionality for all users.