Your App Engine standard configuration is as follows: service: production instance_class: B1 You want to limit the application to 5 instances. Which code snippet should you include in your configuration? 

Answer options:

A. manual_scaling: instances: 5 min_pending_latency: 30ms
B. manual_scaling: max_instances: 5 idle_timeout: 10m
C. basic_scaling: instances: 5 min_pending_latency: 30ms
D. basic_scaling: max_instances: 5 idle_timeout: 10m

C