If you see a red minus sign on the com.apple.TCC folder, this means that the account you are logged into does not have permission to delete the folder. You will need to know an administrator password on the computer.
Right click on it, and select Move to Trash
Enter an account name and password that has administrative rights on the computer.
In the College of Education, that account should be in the form of "yourEid-admin".
Continue on to step 6.