How about trying. Afterwards we can tell you where you might lack understanding.

1) Why shouldn't employers be able to descriminate based on sex, race, sexual orientation and religion?

2) What makes descrimiting based on sexual orientation different then prefering someone who's thinking in the Myers-Briggs test over someone who's perceiving.

3) What does it mean that everybody is equal?

Bonus Question for more than mainstream understanding: (4) Why does third wave feminism help us to understand better how to achieve equality than second wave feminism?