【单选题】

You are working on a very large database. You had performed a binary backup of the control file a month ago. After this you added a few tablespaces， and dropped a couple of tablespaces. This morning， due to hardware failure， you lost all your control files.  How would you recover the database from this situation？（）

A、 A

B、 B

C、 C

D、 D

E、 E

  题目答案

  答案解析

略