Final answer:
Discrimination is the unjust or unequal treatment of an individual or group based on certain characteristics. Laws and conventions exist to prevent discrimination based on race, age, gender, and other factors.
Step-by-step explanation:
Discrimination is the unjust or unequal treatment of an individual or group based on a specific characteristic, such as their race, age, or gender identity. In the United States, a number of laws forbid discrimination on the basis of age, disability, national origin, pregnancy, race/color, religion, or sex. Globally, the United Nations (UN) has passed conventions on eliminating all forms of racial discrimination and discrimination against women.