Hi its me again.
Thomas reflects my feeling exactly. This company that you wrote about I believe is in South Africa. How can they help you better then where you are
In any case if you go and look at their Disclaimer, you will kow that test is not worth the money they are charging you.
Let us know when you are going to take the test or when you pass it. Information that is provided on this site along with those three chapters should be enough for you to pass that test.