A female client aged 54 years has been scheduled for a bunionectomy (removal of bone tissue from the base of the great toe) which will be conducted on an ambulatory basis. Which characteristic applies to this type of surgery:

a. The client must be previously healthy with low surgical risks
b. The client will be admitted the day of surgery and return home the same day
c. The surgery will be conducted using moderate sedation rather than general anesthesia
d. The surgery is classified as urgent rather than elective.