What should a consultant recommend to meet this criteria?

A customer has a robust Sales Cloud org with several custom objects. Historically, they have created complex reports, referencing many custom objects, to target subscribers and exported them to another email system for deployment. With the implementation of Marketing Cloud Connect, the customer wants to simplify the sending process using Marketing Cloud with as little additional setup as possible.

What should a consultant recommend to meet this criteria?
A . Continue to build reports in Sales Cloud and import it to Marketing Cloud for sending.
B. Create a Journey and use Salesforce Data and the Reports object as the Entry Source.
C. Sync all custom objects to Marketing Cloud and recreate the reports for sending.
D. Continue to build reports in Sales Cloud and select the reports in Marketing Cloud.

Answer: A