Why might a requester process explicitly open the transaction pseudofile (TFILE)? Select TWO.

A.
to enable it to checkpoint the state of the TFILE to its backup process

B.
to specify the maximum number of simultaneous transactions it can begin

C.
to record a trace of all transaction calls for debugging purposes

D.
to enable it to share transactions with requesters on another node

E.
to specify the number of server processes with which it will communicate