School (Easy) - Learn, Book, Teach, Subject, Friend
Bank (Medium) - Money, Investment, Finance, Account, Planning
Pentagon (Hard) - Surveillance, Intelligence, Security, Espionage, Military
School (Easy) - Learn, Book, Teach, Subject, Friend
Bank (Medium) - Money, Investment, Finance, Account, Planning
Pentagon (Hard) - Surveillance, Intelligence, Security, Espionage, Military