What must a requester do to manage multiple simultaneous transactions? Select TWO.

A.
Register with the TRANSACTION ROUTER function to specify the number of simultaneous
transactions it can handle.

B.
Open the TFILE specifying the maximum number of simultaneous transactions it will manage.

C.
Use RESUMETRANSACTION to manage multiple transactions.

D.
Open the TMFSERVE server process specifying the maximum number of simultaneous
transactions it will manage.

E.
Pre-allocate separate $RECEIVE message queues for each transaction thread.