Why are people hesitant to report corruption

People are hesitant to report corruption because corrupt institutions watch people under their authority.  Many are afraid that they will lose their job or be threatened with bodily harm.  They are pressured by other employees who have benefited from corrupt activities.

a factory opens that mass-produces light bulbs.

explanation:

not sure if that's an answer to your questions but this is an example! : )

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.