单项选择题

A.V0=Vt×[273/(273+t)]×(P/101.3)
B.V0=Vt+[273/(273+t)]×(P/101.3)
C.V0=Vt×[273/(273+t)]+(P/101.3)
D.V0=Vt+[273/(273+t)]+(P/101.3)