whiCh oF thE Following spECiAltiEs AnD progrAms wAs thE lEAst possiBly AvAilABlE in AmEriCAn CollEgEs AnD univErsi tiEs 40 yEArs Ago
A．intErnAtionAl ADministrAtion.
B．ComputEr sCiEnCE AnD tEChnology.
C．nuClEAr EnginEEring.
D．ADvAnCED nursEs trAining.