During a biochemical reaction using an enzyme to break apart a substrate, which is true of the moments when the substrate and enzyme are bound together

i think that the best answer would be c.

tell me if im wrong : )

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.