Answer:
(d)
Explanation:
CDC recommends tetanus/ diphtheria/ pertussis booster dose every 10 years for those adults who haven't receive 5 dose series of DTap vaccination in infancy. According to CDC, adults who have never been vaccinated for tetanus diphtheria and pertussis after birth should be vaccinated primarily with Tdap booster dose followed by tetanus, diphtheria and pertussis booster dose every 10 years for the protection against infection caused by Clostridium tetani, Cornyebacterium diphtheria and Bordetella pertussis.