How can an administrator ensure minimal impact on the existing environment?

An administrator has a new application that sends 2MB messages to a remote queue manager, which is significantly larger than current messages which are 50KB.

How can an administrator ensure minimal impact on the existing environment?
A . Set the workload balancing option to MIXEDSIZ
C . Require the queue manager to use message chunking.
D . Set MSGGROUP to TRUE and MSGSIZE to a value of 2M
F . Use separate channels and transmit queues for the new messages.

Answer: D