Which automation sequence (excluding waits) should cover these requirements?

A company collects subscriptions on its website. It does the following:

* Compiles that subscription list in a database in the website Content Management System (CMS).

* Posts this encrypted list to Marketing Cloud nightly at 11 p.m.

* Uses Marketing Cloud as the database of record.

* Sends up to five emails a week based on subscriber engagement with prior sends.

Which automation sequence (excluding waits) should cover these requirements?
A . File Transfer, Data Extract, Filters, Sends
B . File Transfer, Query, Measures, Sends
C . File Transfer, Import, Measures, Sends
D . File Transfer, Import, Query, Sends