Terry has been a

vice-principle for the last five years.  Every time he applies for a

principal position, he never gets the job.  When he asks why he never gets

the job, he is told that someone else was hired who is more qualified. 

When he looks at who has been hired to fill the principal jobs in the last few

years, he notices that it is never someone of his racial group, gender or

religious background.  This is an example of which of the following?