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Your mobile game, deployed on Google Cloud services (Firebase, Firestore, and Cloud Functions), recently experienced HTTP 429 RESOURCE_EXHAUSTED errors during a usage surge when accessing the Firestore API. The application is now stable, but you need to quickly address this issue before an upcoming marketing campaign that may cause another surge. What steps should you take?
A
Request a quota increase, and modify the application code to retry the Firestore API call with fixed backoff.
B
Request a quota increase, and modify the application code to retry the Firestore API call with exponential backoff.
C
Optimize database queries to reduce read/write operations, and modify the application code to retry the Firestore API call with fixed backoff.
D
Optimize database queries to reduce read/write operations, and modify the application code to retry the Firestore API call with exponential backoff.