A food delivery service needs access to real-time menu information from all partner restaurants. They also need to share customer order information with the res...

A food delivery service needs access to real-time menu information from all partner restaurants. They also need to share customer order information with the restaurants in real time.
What should the organization use?

A. Site reliability engineering (SRE) B. An application programming interface (API) C. A customized machine learning model D. A multi-regional database