The climate was very cold up there and the terrain tended to be rocky
"<span>A.
countries shown in dark blue" given the key these areas have a higher population making them more developed</span>
The correct answer is D) public schools designated for "whites only."
<em>The option that is an example of de jure discrimination is, public schools designated for "whites only."</em>
De jure segregation was a form of segregation for African Americans in the United States. This was race discrimination enforced by the law. Government laws in the Southern States allowed discrimination for black peole. For instance, laws that ordered public education, public schools only to be attended by white students. That is an example of de jure discrimination, a legal separation of groups based on race.
Congress passed the Civil Rights Act of 1964 using this Constitutional authority and this was a c) protection of state's citizens. The Civil Rights Act of 1964 is defined as a "landmark piece of civil rights legislation in the United States that outlawed discrimination based on race, color, religion, sex, or national origin."
The dominant model of Federalism starting with the New Deal is cooperative.