From a Sociological Perspective, How Do Social Inequalities Lead to Poorer

From a sociological perspective, how do social inequalities lead to poorer health in disadvantaged groups?

A) The disadvantaged have lower incomes and poorer material living conditions.
B) The disadvantaged have inadequate diets and they exercise less than others.
C) The disadvantaged tend to smoke and drink more than others.
D) The disadvantaged are less inclined to play the sick role.