4) ¿Qué se entiende por evolución y cuáles son sus evidencias? Caracterizar cada una
5) ¿a qué se denomina ancestro común?
61 Gómo se clasifican los seres vivos, tener en cuenta la clasificación de linneo​

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.

straight or amphibians are homeothermic to thermal

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).   so the answer is a.