What is discrimination?
a set of attitudes, beliefs, and practices that are sued to justify the belief that one racial category is somehow superior or inferior to others.
prejudiced action against a group of people biased thought based on flawed assumptions about a group of people
all of the above

all of the above

Explanation:

A set of attitudes, beliefs, and practices that are sued to justify the belief that one racial category is somehow superior or inferior to others.

Whenever someone is treated differently, due to the person origin, or on the basis of gender, sex, religious affiliation, age, etc.

It can happen against groups , as also for racial or ethnical reasons.

Prejudiced action against a group of people

If a person belongs to a social class or category and he is treated based on prejudice and discriminated then he is victim of racism.

The flawed assumptions about a group of people usually stem from ignorance and result in acts of violence and intolerance that lead to tensions.

--biased thought based on flawed assumptions about a group of people

Perhaps the Holocaust, remains the iconic and extreme form of discrimination as Jews a group of people were subject to deprival of human rights and reduced to endure the extremes than one could ever imagine.

corrupt also means cruel

its b i googled it wish u luck