D) that this difference in treatment should stop now
Answer:
plz mark me as brainiest
Explanation:
The Human Development Index (HDI) is a summary measure of average achievement in key dimensions of human development: a long and healthy life, being knowledgeable and have a decent standard of living. ... The HDI uses the logarithm of income, to reflect the diminishing importance of income with increasing GNI
plzzzzzzzzzzzz mark me as brainiest