Question: For a UE to support paging on non-anchor carriers in TDD mode, what is a prerequisite for the UE's category?
Option 1: UE-Category-M
Option 2: Any UE-Category supporting LTE Advanced
Option 3: UE-Category specifically designed for FDD modes only
Option 4: Any ue-Category-NB
Explanation: The correct answer is because, according to specifications, support for paging on non-anchor carriers in TDD mode is applicable for UEs of 'any ue-Category-NB', highlighting the importance of NB-IoT capabilities for efficient resource use in low-bandwidth applications.