Questions About Quizzes - Spoiler Alert

On the Iris quiz:

Also, although I only got this one question "wrong" it gave me a score of 66.7% even though there are more questions than 3 on the test.

Login to read this IPVM discussion.
Why do I need to log in?
IPVM conducts unique testing and research funded by member's payments enabling us to offer the most independent, accurate and in-depth information.

* ***** ******** ** ** ******** ******. ** *** *************** some ******** **** *********. * ** ******** **** ***** ** gives **** ** ****** *** **** **** ** ****** ***** if *** ***** **** ** *******.