Which three statements regarding the server parameter file (SPFILE) are true?

Which three statements regarding the server parameter file (SPFILE) are true? (Choose three.)

A.
An SPFILE is a binary file

B.
An SPFILE cannot reside on a client

C.
An SPFILE cannot contain static parameters

D.
An SPFILE can store changes persistently across instance restarts

E.
An SPFILE can be read by the database server, but it is not written to by the server

F.
An SPFILE must be created manually, before creating a database, even if you use the Database Configuration Assistant (DBCA) to create the database