An Application Takes Longer Than Expected to Process an Amazon

Multiple Choice

An application takes longer than expected to process an Amazon SQS message. What should the developer do to the application so that other instances do not pick up the same message?

A) Make a ReceiveMessage call to get the same message again from the queue
B) Issue a DeleteMessage call to delete the message from the queue
C) Use SendMessage to pass the message to the dead letter queue
D) Send a ChangeMessageVisibility call to extend VisibilityTimeout