The answer is Seismoscope
Answer:
education, power, property and prestige
Explanation:
Based on the information provided within the question it can be said that four variables used to develop the six-class model were the following: education, power, property and prestige. The six-class model is a social class model that divides the population into the capitalist class, the upper middle class, the lower middle class, the working class, the working poor, and the underclass.
I think it is Plessy v. Ferguson
Natural rights are rights people have natural law. The DOI lists life, liberty and pursuit of happiness as natural rights. Social contract is
John Cabot. The expedition made landfall in North America on June 24; the exact location is disputed, but may have been southern Labrador, the island of Newfoundland or Cape Breton Island. When Cabot went ashore, he reportedly saw signs of habitation but no people.