Which should an Architect recommend in this scenario?

A client is planning to deploy an application to Heroku. The client’s IT department requires all applications to be hosted from Australia, where their main office is located. Regulators in Australia require keystroke logs of all engineers who create interactive sessions for the application.

Which should an Architect recommend in this scenario?
A . Deploy the application to a Private Space in the Sydney region with Private Space Logging enabled.
B . Deploy the application to the Common Runtime in the Sydney region.
C . Deploy the application to a Shield Private Space in the Sydney region.
D . Deploy the application to a Private Space in the Sydney region with Internal Routing enabled.

Answer: C