Three Australian nationals arrived at the Norman Manley international Airport. During an interview with the Immigration Officer, the Australian nationals stated that their reason for visiting the island is to peruse a short term course at a University in Jamaica; however they were not in possession of the required proof that they were accepted by the University. As the Immigration officer responsible for the processing these passengers you take the decision to postpone leave to land (a) Identify the act and state the section which deals with postponement of decision