What Should be recommended?

Northern Trail Outfitters wants to import new contacts gathered from an external web form. The entries are being collected at high frequency, potentially thousands per minutes. The data does not need to be immediately ingested into Marketing Cloud as it is used in a daily scheduled automation.

What Should be recommended?
A . Create this as a Journey Data Source via Journey Builder.
B. Push each new record into Marketing Cloud vis Platform Event API on form submit.
C. Perform a daily bulk export to SFTP for import via Automation.
D. Recreate this external web form inside Marketing Cloud.

Answer: C