Refer to the exhibits.
The Mule application does NOT define any global error handlers.
The Validation component in the private flow throws an error
What response message is returned to a web client request to the main flow's HTTP Listener?
C
please more explanation about the answer
According to Mulesoft expert it's answer C: https://help.mulesoft.com/s/question/0D56R00008fIqYTSA0/error-handling-in-mule-4-course