DNS is configured to respond with a list containing multiple controller addresses. Upon DNS discovery, which statement i

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DNS is configured to respond with a list containing multiple controller addresses. Upon DNS discovery, which statement is true?

A. The AP sends a discovery request to the first controller on the list, and then goes down the list chronologically until it receives a discovery response.
B. The AP sends a discovery request to the last controller on the list, and then goes up the list chronologically until it receives a discovery response.
C. The AP sends a discovery request to all controllers on the list simultaneously.
D. Multiple controller IP addresses in a DNS response are not supported.