A driver involved in a high-speed motor vehicle collision arrives in the emergency department. the vehicle's air-bag failed to deploy. the patient is drowsy but arousable and complaining of chest pain with ecchymosis noted to the chest. the patient is tachycardic and hypotensive with no evidence of uncontrolled bleeding. cardiac monitor shows premature ventricular contractions. which of the following is the most appropriate intervention for this patient?
A . Rapid fluid boluses
B . Tranexamic acid administration
C . Inotropic support
D . Epinephrine administration