The quest for a physical basis of memory
involves a search for a(n)
a. flashbulb memory.
b. spacing effect.
c. mnemonic device.
memory trace.
e. iconic memory.

i think the answer is b eurasian plate

i said i think

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.