According to the lecture, why is personal information posted online difficult to verify?

A、Datingwebsitesacceptindiscriminatelyalltheinformationofferedonline.;
B、Peopleareverybusysotheylacktimetoverifytheonlineinformation.;
C、Peoplelackaquickandeasyaccesstointernetservice.;
D、Peopledonotliketoverifytheinformationbecausetheprocessofverificationisverytedious.