What does it take to be in a social class?

Social classes are groupings of individuals in a hierarchy, usually based on wealth, educational attainment, occupation, income, and membership in a subculture or social network. Many Americans believe in a simple three-class model that includes upper class, the middle class, and the lower class or working class

Explanation:

answer; i believe the correct answer is (a) the correlation between the cause variable and outcome variable is zero;

this headline suggests that midterm congressional   elections are at the corner and trump administration wants to activate his base by vowing to clamp down on immigrants and immigration as trump had said during his election campaign around two years ago. when a baby is born in usa, the baby becomes citizen of usa for 85 years and trump wants to end this rule of birthright citizenship to control illegal immigration and this what he said in an interview""we’re the only country in the world where a person comes in and has a baby, and the baby is essentially a citizen of the united states for 85 years, with all of those benefits,” "