What can a Citrix Engineer implement to protect against the accidental disclosure of personally identifiable information (PII)?

A Citrix Engineer has deployed Front-end Optimization on NetScaler. The following are the snippets of the content before and after optimization.
Before Optimization:
Which optimization technique has been applied to the content?

Which feature of Learning should a Citrix Engineer configure to direct Citrix Web App Firewall to learn from specific sessions?

Which action can be used to place the rule on the relaxation list without being deployed and ensuring that the rule is NOT learned again?

A Citrix Engineer has determined that users are able to access random URLs on a web site through bookmarks and by manually typing in the URLs to skip the pages required to reach that part of the website.
Which two checks can the engineer enable to prevent this attack? (Choose two.)