Answer:
c. focus on the effects of only one change at a time.
Explanation:
An economic model is a theoretical<em> (mathematical or not) </em>construct used to explain or make predictions about economic behavior, its goal is to <em>simplify complex processes</em> to understand economic issues. <em>It uses variables to study an specific change at a time.</em>
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Unfortunately I don’t have the answer to that but my best advice is just to put historical facts and BOOM!! you’re done
Answer: This is an example of PATRIARCHY.
Explanation: Patriarchy is a social system in which the father is the head of the household, having authority over women and children and in which lineage is traced through the male line. Patriarchy is an act that causes individuals to punish unjustly or exploits due to its hold in society.
<h2>the question is not described properly</h2>