Which strategy should an Architect recommend on this scenario?

A client has data in a Heroku Postgres table. They want to generate analytics based on the table and make the results available in their Salesforce org. Their Salesforce administratorwants to minimize the amount of data that is written to Salesforce to accomplish this .

Which strategy should an Architect recommend on this scenario?
A . Use Heroku Connect to sync the Heroku Postgres table to the Salesforce org, and generate analytics fromthe Salesforce org.
B . Use the Heroku application to generate analytics, and write the results to a separate Heroku Postgres table-Expose that table to the Salesforce org with Heroku External Objects.
C . Use the Heroku application to generate analytics, and write the results to the Salesforce org with the Salesforce Bulk AP
E . Use the Heroku application to generate analytics and write them to a separate Heroku Postgres table. Sync that table to the Salesforce org with Heroku Connect.

Answer: B

Explanation:

https://devcenter.herokuxom/articles/event-driven-microservices-with-apache-kafka