A client is two days postoperative of a hip replacement. the prescriber removed the gauze dressing and gave the patient and nurse instructions to keep the site open to air. in the afternoon, the nurse observed the client rubbing an oil on the surgical site. what is likely the client's rationale regarding the application of the complementary oil? antiperspirant will aid with vasoconstriction. tea tree oil has antibacterial properties. baby oil can assist with smooth skin. fish oil has antiviral properties.