Which theory argues that societies progressed through various stages, from pre-industrial to industrial to post industrial societies? cyclical theory modernization theory world-systems theory equilibrium theory?

The correct answer is modernization theory. The theory of modernization describes the process of social change since industrialization. Therefore, it outlines how societies progressed through various stages, from pre-industrial, industrial to post industrial societies. It outlines the pattern of development that nations have followed in modernizing.

Currently, as of february 2016, an american traveling in france would be by the exchange rate. the weakness of the euro and the strength of the us dollar means that items in france cost less to an american than they otherwise would. of course, if this trend reverses and the us dollar weakens and the euro strengthens, such as was happening in early 2008, an american traveling in france would have an adverse experience because items would cost relatively more.