Answer:
The correct answer is option (B) "{!$Setup.Url_Settings__C.URL__c}".
Explanation:
In computer programing using Visualforce, "$Setup" refers to a global merge field that gives the user access to hierarchical custom settings. In this case, the developer needs to retrieve the correct URL to access the current user's profile and display this on a Visualforce Page. "$Setup" will give the developer access to the hierarchical custom settings in Visualforce, and the command "Url_Settings__C.URL__c" will provide the root access to the current user's profile.
The scripter as he made the script.
A pro of HCI technology is that its user friendly and a con about it is that you have to teach the user what to do or guide them!
