To appropriately transmit uplink control information even when allocations of uplink control channels used for transmission of the uplink control information overlap each other, a user terminal according to one aspect of the present disclosure includes a transmitting section that transmits transmission confirmation signals for downlink shared channels by using uplink control channel resources, and a control section that determines an uplink control channel to be applied to transmission of a plurality of the transmission confirmation signals, based on a certain selection criterion, when the uplink control channel resources for the plurality of the transmission confirmation signals overlap each other in a time domain.