The refusal of a lending institution to make a residential real estate loan strictly because of the racial or ethnic composition of the neighborhood is called

Redlining

Explanation:

Redlining -  

It is a unethical practice , which resistant certain group of people depending on their religion or race from using the particular services which can be financial or non financial , is known as redlining .

This practice is commonly seen during mortaging , financial services , any loans etc ,  

This practice is completely independent of the person's qualifications or financial status .

1. seasonal

2. frictional unenployment

3. the number of the labor force multiplied by 100 and then subtract the number of unemployed.

4. 4%

5. an increase in prices