Question: What is a prerequisite for a User Equipment (UE) to support Event A4-based Conditional Handover (CondEvent A4), in terms of additional features it must also support?
Option 1: Only cho-r16
Option 2: Only ntn-Connectivity-EPC-r17
Option 3: Both cho-r16 and ntn-Connectivity-EPC-r17
Option 4: Neither cho-r16 nor ntn-Connectivity-EPC-r17 is required
Explanation: For a UE to support Event A4-based Conditional Handover (CondEvent A4), it must indicate support for both cho-r16 and ntn-Connectivity-EPC-r17, ensuring seamless integration and functionality across different network capabilities and releases.