Question: What is the primary purpose of the NR sidelink U2N Remote UE operation procedure in a UE?
Option 1: To transmit NR sidelink discovery messages for evaluating AS layer conditions.
Option 2: To perform handover between different NR cells.
Option 3: To establish a connection with the core network.
Option 4: To manage radio resources within the UE.
Explanation: The correct answer is Option 1 because, according to the text, the procedure is used by a UE supporting NR sidelink U2N Remote UE operation to transmit NR sidelink discovery messages for evaluating AS layer conditions. This highlights the importance of this procedure in assessing and adapting to the radio environment in sidelink communications.