Where in the respiratory system would surfactant be found?%0D%0A%0D%0A(1 point)%0D%0AResponses%0D%0A%0D%0Ain the nasal passages with the cilia%0D%0A%0D%0Ain the nasal passages with the cilia%0D%0A%0D%0Alining the trachea, helping to warm air as it passes through%0D%0A%0D%0Alining the trachea, helping to warm air as it passes through%0D%0A%0D%0Ain the alveoli, helping them open and close%0D%0A%0D%0Ain the alveoli, helping them open and close%0D%0A%0D%0Ain the diaphragm, allowing the muscle to expand and retract

The correct answer is: in the alveoli, helping them open and close.