9;15;8;15
Paper-marking is ______ of ancient China.
A. one of greatest inventor B. one of the greatest inventorsC. one of greatest invention D. one of the greatest inventions
某公司为了直观比较下属六个部门上季度的销售额,宜用______来展现。
A.雷达图
B.直方图
C.折线图
D.散点图