you need to control access to the d:\reports folder as follows: members of the accounting group should be able to open and view all files, edit them, add new files, and rename and delete files. mary needs to be able to open and view files, but should not be able to modify the files, rename files, or delete them. mary is a member if the accounting group. you want to assign ntfs permissions taking the least amount of actions possible and affecting existing permissions as little as possible. what should you do?