A statute enacted by the U. S. Congress which sought to address child labor by prohibiting the sale in interstate commerce of goods produced by factories that employed children under fourteen, mines that employed children younger than sixteen, and any facility where children under sixteen worked at night or more than eight hours daily.

The Keating–Owen Child Labor Act of 1916

Explanation:

The Keating–Owen Child Labor Act of 1916 is a statute enacted by the U.S. Congress which sought to address child labor by prohibiting the sale in interstate commerce of goods produced by factories that employed children under fourteen, mines that employed children younger than sixteen, and any facility where children under sixteen worked at night or more than eight hours daily. It is also known as Wick's bill.

even though you have attached neither the chart nor the generalizations, i have located them online. the right answer is d, since they are asking you about a generalization. you can only infer from the chart that between 2008 and 2009 the number of employed workers decreased significantly (from over 115 millions to 107 millions approximately), which signals some type of economic crisis.  

answer; specific deterrence;