以下属于特殊路基的是( )。

A．软土地段地基

B．滑坡地段路基

C．杂填土地段路基

D．季节性冻土地区路基

E．岩溶地区路基

All of the following would occur during the closure of the project EXCEPT （）．

A．creating lessons learned

B．formal acceptance

C．reducing resource spending

D．performing benefit cost analysis