What sequence of automation activities should meet these requirements?

A customer needs to import data from an SFTP site. The customer wants to:

• Segment the contents of the file and then send emails.

• Transfer the file to the SFTP site at various times daily.

• Send to data extensions.

What sequence of automation activities should meet these requirements?
A . Scheduled: Import File > SQL Query(s) > Send Email(s)
B . Scheduled: Transfer File > Import File > SQL Query(s) > Send Email(s)
C . File Drop: Import File > SQL Query(s) > Send Email(s)
D . File Drop: Import File > Group Refresh > Send Email(s)

Answer: C