question: What is VarMeasIdleConfig used for? [3GPP Release 17] option 1: To configure the measurements to be performed by the UE while in RRC_IDLE or RRC_INACTIVE option 2: To configure the reporting of measurements performed by the UE while in RRC_IDLE or RRC_INACTIVE option 3: To configure the logging of measurements performed by the UE while in RRC_IDLE or RRC_INACTIVE option 4: To configure the mobility behavior of the UE while in RRC_IDLE or RRC_INACTIVE option 5: To configure the random-access procedure of the UE while in RRC_IDLE or RRC_INACTIVE 