单项选择题
A．He has failed to register for the course. B．He would like to major in psychology too. C．There should be more time for registration. D．Developmental psychology is newly offered.
A.assume B.confidential C.disagree D.formula E.forthcoming F.illustrating G.mysteriously H.observe I.optimistic J.package K.radically L.reality M.separately N.spoiling O.understimate