iF thE wholE opErA, on ______ BEForEhAnD, A grEAt DEAl oF timE AnD monEy woulD hAvE BEEn lost.
A．wAs not plAnnED
B．hAs not BEEn plAnnED
C．hAD not BEEn plAnnED
D．wErE not plAnnED