Please answer these questions from the uploaded document.in Measurement majore

Here is a link that take you to an article that was taken form a datapase. Unfortianetly I could not attached it as a document so I did it in this link.   Please copy past this link and read the article that you will find. Then, please answer the 4 folowing questions from this article only.

This is the link to the article: 

     http://www.4shared.com/office/SoAY-focba/Barkley_Deficits_in_Executive_.html

   Here are the 4 questions that you have to answer:

    1)      Evidence of Validity (i.e. content, construct validity, criterion validity)

    2)      Evidence of Reliability (i.e. Test-retest, internal consistency, etc)

    3)      Discuss potential advantages and disadvantages of the assessment.

    4)      Provide support for why you would or would not use this assessment.