These are possible topics for your discrimination paper. (This is just to help you see what this paper could look like. You don't have to pick something from this list.)
Why are all the black kids sitting together in the cafeteria?
How does the KKK recruit?
Is the Arizona immigration law fair?
Why do the rich get richer and the poor get poorer?
Why are people homeless?
Female sports vs. Male sports
Wage gap (women vs. men) - Why do women get paid less?
Do we really become adults at 18? Does it happen overnight?
Why don't adults take teenage relationships seriously?
Why do some people hate gay people?
Should gay marriage be legal?
Nature vs. Nurture
ADHD in the classroom
Being non-Mormon in Utah
Mormons outside of Utah