 Complete the following phrase:  The 1980s saw the introduction of battalion specialisationslight, parachute, mechanised and motorisedin the regiment and the formation of a ready deployment force. The later concept was first tested during Operation Morris Dance, the contingency mounted in response to the 1987 Fiji coup. 57 RAR subsequently developed as a mechanised battalion equipped with M113 armoured personnel carriers, while 3 RAR re-roled as a parachute battalion. In 1988, during the 