What is the effect of specifying the "ENABLE PLUGGABLE DATABASE" clause in a "CREATE DATABASE" statement?
A.It will create a multitenant container database (CDB.with only the root opened. B.It will create a CDB with root opened and seed read only. C.It will create a CDB with root and seed opened and one PDB mounted. D.It will create a CDB that must be plugged into an existing CDB. E.It will create a CDB with root opened and seed mounted.正确答案B
