____ that saw the trade between the two countries reach its highest point.
A．During the 1980’s B．That it was in the 1980’s
C．It was the 1980’s D．It was in the 1980’s
____ that saw the trade between the two countries reach its highest point.
A．During the 1980’s B．That it was in the 1980’s
C．It was the 1980’s D．It was in the 1980’s
C