In application triggering what is the role of trigger monitor process?

A. It monitors the initiation queue and based on trigger message issues a command to start an application.

B. It monitors the transmission queue and based on trigger message issues a command to start an application.
C. It monitors the application queue and when the trigger conditions are met and issues a command to start an application.
D. It monitors the application queue and when the trigger conditions are met, it creates a message and puts it on initiation queue.

Reference: https://www.ibm.com/support/knowledgecenter/en/SSFKSJ_9.0.0/com.ibm.mq.adm.doc/q021640_.htm