Lung expansion in the elderly may be reduced because of decreased:1. tissue elasticity.2. rib mobility.3. control by the respiratory center.4. skeletal muscle strength.

answer; i believe its (ovulation);

you did not attach the discourse, but i assume it to be the discourse on the origin and basis of inequality among men (the original titile in french is: "discours sur l'origine et les fondements de l'inégalité parmi les hommes"), also know as "second discourse". in this discourse, jean-jacques rousseau emphasizes that private property is the basis of all inequalities.

therefore, what enabled the old regime to maintain as long as it did was private property.