What are the benefits of storing the majority of an Application’s server-side script logic in...

What are the benefits of storing the majority of an Application’s server-side script logic in a Script Include?

a) This makes execution faster.

b) Only run when called from a script.

c) The script logic can be hidden when the Application is installed from the ServiceNow Store. d. For some changes to application logic there is only one place to make edits.