Northern Trail Outfitters is using a Smart Capture form in CloudPages to capture contest registrations in a data extensi

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Northern Trail Outfitters is using a Smart Capture form in CloudPages to capture contest registrations in a data extension. Corporate has requested a nightly file with all registrants in this data extension be sent daily from Marketing Cloud to an external SFTP.
Which automation configuration should be used?

A. Schedule Starting Source > SQL Query Activity > File Transfer Activity
B. File Drop Starting Source > SQL Query Activity > File Transfer Activity
C. Schedule Starting Source > Data Extract Activity > File Transfer Activity
D. File Drop Starting Source > Data Extract Activity > File Transfer Activity