大气环境三级评价项目污染源调查，下列可以不调查的内容是（）。

A.体源调查

B.建筑物下洗参数

C.污染源排污概况

D.点源调查

E.面源调查

They hoped to find a new continent _____ in the Indian or Pacific Ocean. [ ]

A. which they thought was existed

B. where they thought existed

C. where they thought to be existed

D. which they thought existed