You have two microservices, A and B running in production. Service A relies on APIs from service
B. You want to test changes to service A without deploying all of its dependencies, which includes service
B. Which approach should you take to test service A? (Choose the best answer.) 

Answer options:

A. Test against production APIs.
B. Test using API mocks.
C. There is no need to explicitly test APIs.
D. Test the APIs in private environments.

B

Reference: https://docs.oracle.com/cloud/apiary/tools/mock-server/index.html