A. Up-date
B. Recent
C. Cast
D. Ancient
Modern : relating to the present or recent times as opposed to the remote past.
Up-date : to make something more modern or suitable for use now by adding new information or changing its design.
Recent : having happened, begun, or been done not long ago; belonging to a past period comparatively close to the present.
Cast : throw (something) forcefully in a specified direction.
Ancient : belonging to the very distant past and no longer in existence.
Antonym of Modern is Ancient