Which three actions do you recommend to address their performance issue and ensure optimal application performance in the future? (Choose Three.)

XYZ, Inc. is multinational software interested in deploying a worldwide application as soon as possible. The application currently does not have requirements that depend on its user's geographical region. An outside consultant suggested that the application initially be generated with a framework and implementation layer.
Which three questions do you ask to validate the outside consultant's recommendation? (Choose Three)

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)

You oversee a medium-size development team, and some of the team members are new to pega. What are the most efficient ways to ensure that the rules the team creates adhere to best practices? (choose two)

Client XYZ Corp implemented Pega Customer Service.
A customer service representative (CSR) needs to launch multiple applications to manually update information to keep dam synchronized across systems. The applications are built in different technologies, decreasing the CSR's efficiency in handling customer requests. The client has a requirement to launch all applications from the PLCJA Customer service application. The client requires that data Mows to and from the Pega Customer Service application to the other applications used by the CSR. Changes made in any one of the systems is reflected in other relevant systems. This results in the CSR handling customer requests more efficiently and spending less time manually updating dependent applications.
Which Pega capability do you recommend to support this requirement?