Why Will the Concept of Ethnicity Decrease in Value to Health

Why will the concept of ethnicity decrease in value to health professionals in the future?

A) Assessment and treatment will become more accurate according to a person's race.
B) Ethnicity as a concept mainly helps clients have a sense of belonging and loyalty.
C) Persons from different ethnic groups are intermarrying,and their children are multiracial.
D) The concept of ethnicity is less informative than the term race.