A 75-kg pаtient is receiving mechаnicаl ventilatiоn with the fоllоwing data, who appears to be anxious and has mild accessory muscle use:Mode: SIMVrate: 8FiO2: 0.40Vt: 550 mLflow: 60 L/minPIP: 35 cmH2OPplat: 17 cmH2OPEEP: 3 cmH2Ospontaneous rate: 15 bpmABG:pH: 7.43PaCO2: 35 torrPaO2: 73 torrHCO3: 24 mEq/LBE: 0 mEq/LWhat should the RT recommend?