GRE Text Completion: JiJing 1373-GRE填空机经1373题 - M705OE057175563GA

People's decisions about childbearing depend on innumerable personal consideration and societal factors, yet even knowing this, demographers are often ____________: their projections of birth rates frequently turn out to be embarrassingly at odds with reality. A. sanguine B. flummoxed C. inconsistent D. overconfident E. heartened F. confounded