What is the least complex architecture that an Architect should recommend?

Universal Containers (UC) has a Heroku application that runs in Virginia, in the U.S., that uses Apache Kafka on Heroku. They have deployed a copy of the app in Asia. Now, both apps need a messaging backbone that will support multi-region distribution.

What is the least complex architecture that an Architect should recommend?
A . Deploy a multi-region version of Apache Kafka on Heroku.
B . Use Heroku’s multi-tenant Kafka Basic plan.
C . The app in Asia should write to the Kafka instance in Virginia.
D . Provision a second Kafka add-on in Asia. Each instance of the app should sync with each other.

View Answer

Answer: B

Explanation:

Reference: https://devcenter.heroku.com/articles/multi-tenant-kafka-on-heroku