What groups of immigrants are given priority to enter the united states

Which effect did the united states supreme court's decision in plessy v. ferguson have? 1. ending segregation in all public schools in america 2. protecting voting rights for african americans by eliminating literacy tests 3. upholding the rights of all citizens to be treated equally by the government 4. authorizing the system that kept black and white people separated

The hypotenuse of a 45 -45 -90 triangle measures 7\2 units. what is the length of one leg of the triangle

In a short paragraph, discuss the pros and cons of signing a free trade agreement. what are two benefits and two drawbacks to agreements such as nafta?