question: What is the key functionality introduced for prioritization between overlapping uplink resources of one UE in the 5G Core network? [3GPP Release 16] option 1: Support for up to eight simultaneously active semi-persistent scheduling (SPS) configurations option 2: Support for accurate reference timing delivery option 3: Support for prioritization between overlapping uplink resources of one UE option 4: Support for multiple active configured grant configurations for a BWP option 5: Support for PDCP packet duplication enhancements 