Ancient generals, lacking modern technologies such as radio and satellite communication, often found that one of the most significant challenges in warfare was to be accurately _____ the many changes on the battlefield or in the campaign.
A.fortified by
B.adulterated by
C.cognizant of
D.apprised of
E.parodied by
F.chary of
A.fortified by
B.adulterated by
C.cognizant of
D.apprised of
E.parodied by
F.chary of