You have an application running in App Engine. Your application is instrumented with Stackdriver Trace. The /product-details request reports details about four known unique products at /sku-details as shown below. You want to reduce the time it takes for the request to complete. What should you do? 

Answer options:

A. Increase the size of the instance class.
B. Change the Persistent Disk type to SSD.
C. Change /product-details to perform the requests in parallel.
D. Store the /sku-details information in a database, and replace the webservice call with a database query.

C