The economics，social and political importance has been on the rise in recent centuries with the presence of international trade in most countries．( )

对弃渣场进行工程分析时需明确（）等。

A.弃渣场的数量

B.弃渣场的占地类型及其面积

C.弃渣量

D.弃渣方式

E.生态恢复方案