Answer:
C. Past-in-present
Explanation:
The lot of minority groups has improved significantly in the United States in past hundred years as many forms of open discrimination against minority groups have disappear and are frown upon. However, the past-in-present form of discrimination still persist, it describes now abolished discriminatory practices of the past that continues to have consequences in the present. A good example are wealth gap due largely to housing policies that exclude minority individuals from home ownership in the past.