The study of how race, class, and gender often result in multiple dimensions of disadvantage is called

Intersection theory.

Explanation:

Intersectionality is a framework designed to explore the dynamics between coexisting identities and connected systems of oppression. It refers to the situation in which a specific class of discrimination interacts with two or more groups of discrimination creating a unique situation. Within the academic context, it is the method of sociological analysis that allows questioning about the institutional reproduction of inequality. It enables a fully developed understanding of how factors such as race and class shape people's life experiences and how they interact with gender.

answer; for children with two myopic parents,the likelihood of becoming myopic is ) correlated with the number of hours spent playing sports each week;

answer; i believe that the correct answer is (decreased)