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You are developing an order fulfillment system for an ecommerce website using multiple Cloud Functions to process each order step. You need to orchestrate the execution of these functions, using each function's output to determine the workflow while minimizing latency. What is the recommended approach?
A
Use Workflows to call the functions, and use callbacks to handle the execution logic.
B
Use Workflows to call the functions, and use conditional jumps to handle the execution logic.
C
Use Cloud Composer to call the functions, and use an Apache Airflow HTTP operator to handle the execution logic.
D
Use Cloud Composer to call the functions, and use an Apache Airflow operator to handle the execution logic.