【单选题】When drawing multilevel data flow chart of top-down,the balance between parent chartand son chart must be taken into account,and to pass iudgment for the balance of the charts isregulaly maintained by...
【简答题】A. Difficultyof changing one’s immigration status. B. Extent of error in card completion. C. Classification of border-crossers. D. Uncertainty in categorization. E. Computer-assi...