A multiphysician clinic in a city would require more telephone lines than a one-doctor office in a rural location due to the heavier call volume

Which of the following statements regarding cover and concealment is correct?

A) If you feel that you are concealed adequately, do not attempt to find cover. B) In rural areas, tall grass or a cornfield is the only effective concealment at night. C) You have more options for concealment in the dark than during daylight hours. D) Frequently change your locations of cover to minimize your risk of being shot.

Which of the following periodontal conditions is best treated with gingivectomy/gingivoplasty?

A) One-wall bony defect B) 6 mm gingival pocket C) 8 mm infrabony pocket D) Class II furcation defect