Which two solutions are possible options to reduce the unavailability of the service?

A Digital Developer is inspecting the weekly service status report for a critical internally-hosted web service used in the application and notices that there are too many instances of unavailability.

Which two solutions are possible options to reduce the unavailability of the service? (Choose two.)
A . Modify the code that makes the request to the external service to be wrapped in a try / catch block.
B . Change the code that makes the request to set the throwOnError attribute, of the service, to be true.
C . Increase the web service time out.
D . Update the external service to have a faster response time.

Answer: A,D