C the alps provided protection
<span>In recent years the economic controls of nations have been varied due to the different ideologies that govern them. Communist governments destroy capitalist channels and focus on the economy of communism where everything belongs and is directed between the people and the rulers. Socialism establishes a social economy where social rights are guaranteed in favor of the people in the first place and that goes against capitalism as an economic form that enriches few sectors, this happens in socialism and the mixed economy. In fascism, there is a totalitarian and nationalist character that benefits some. In recent years the mixed economy has been favored, socialism has had successes and failures and fascism is one of the most rejected.</span>
Answer:
A. Relevant information
Explanation:
relevant means something that is related to the topic or issue
<u>The correct answer is C. They were rejected by scientists, who believed farmers would always produce enough food. </u>Malthus's studies affirmed that the moment in which the land stopped producing enough food for all its inhabitants was inevitable. Over time it was proved that this theory was false since it did not consider important variables that would occur in the following decades, such as the implementation of birth control techniques and related technological advances applied to agriculture and food production .