Due to past abuses, which of the following groups of potential research subjects has specific department of health and human services (hhs) regulations to ensure additional protections when this population is being considered for research.
a) prisoners
b) lack of freedom
c) original cost
d) speak

Prisoners

Explanation:

Prisoners are the detainee who is deprived of their will and locked into the jail. They are not allowed to go outside without the permission of authority figures. It is a legal term for a person who is in jail. It is a legal term that is used for a person who is a felony. Many prisoners affected by many of the extreme advance effects. Many of the prisoners lack feeling and have deprivation and lack of social contact severely impacts their mental health. The prisoner who is from a long time is in jail and no social contact has suffered from depression and there are physiological changes in brain activity. Without social contact, they become malleable and insensitive towards people.

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.