Social Science homework help

Now that you have been introduced to social stratification and discrimination in Chapters 12 and 13, watch the brief videos about the impact of immigration in the U.S.in relation to a crime “As Immigration Increases, Violent Crime Falls or Stays the Same” and the economy “Here’s What Research Shows About Immigration’s Impact on an Economy“. Answer the following questions in a post of at least 150 words:

1. What are prejudice and discrimination?
2. According to the videos, what has social science research discovered about the impact of immigration on crime and the economy?
3. Given the facts in the videos above, what do you think are the causes of the current anti-immigration fervor in the U.S.? Is this related to discrimination towards other minority groups in the U.S.?