An administrator needs to configure a queue manager to coordinate an applications DB2 database updates and message handling as global units of work.
How does the administrator configure the queue manager to use the switch load file db2swit on AIX?

A.
ALTER QMGR XASWITCH(db2swit)

B.
ALTER QMGR COORD(db2swit)

C.
add SwitchFile=db2swit to the XAResourceManager stanza of the queue managers qm.ini

D.
add SwitchFile=db2swit to the XATransactionManager stanza of the queue managers qm.ini