Child aged 8 ½ years with no previous diphtheria or tetanus vaccinations. Which of the following is preferred for catch up?

DTPa x 3, recommend booster after 10 years with ADT

dTpa x 3, recommend booster after 10 years with dTpa x 3

ADT x 3, recommend booster after 10 years with dTpa

dTpa x 1 and ADT x 2, recommend booster after 10 years with dTpa

Ref AIH 8th ed, section 3.24 Tetanus, Recommendations pg 263-266