An administrator has set up sender receiver channels between QMGR1 running on AIX and QMGR2 running on i5/OS. During verification testing, the administrator noticed that messages being sent from one queue manager are not visible on the other queue manager.
Which of the following files should the administrator look at to find the cause of the problem?

A.
/var/adm/syslog on AIX

B.
/var/mqm/errors/AMQ*.ERROR on AIX

C.
/var/mqm/qmgrs/QMGR1/errors/AMQ*.LOG on AIX

D.
/QIBM/UserData/@SYSTEM/errors/AMQ*.ERROR on i5/OS

E.
/QIBM/UserData/mqm/qmgrs/QMGR2/errors/AMQ*.LOG on i5/OS