Using the information shown in the case structure below, which option is always true?

Inconsistent formatting of phone numbers is causing, usability issues. You hnvo been asked to enh interface to ensure all phone numbers are automatically reformatted consistently.
Which two options incorporate best practices for applying the required formatting? (Choose Two)

An application consisting of a single case requires sending correspondence at a designated time with minimal delay. The existing solution uses an assignment to pause the case until an SLA invokes the escalation activity that sends the correspondence. Occasionally there is a delay in sending the correspondence.
Which two factors contribute to the delay? (Choose Two)

Users in a cloud-based production application report a chronic performance issue that occurs every day between 2:0 P.M. and 4:00 P.M. All attempts to reproduce the problem in the Development, QA, and Staging environments have (ailed.
Which two techniques help you troubleshoot the problem? (Choose Two)

XYZ Corp users are experiencing delays in the application that you suspect is related to the database.
Which two options do you recommend to isolate the issue? (Choose Two)