research by edward morris and brea perry suggests that differential – contributes to the black–white – gap. patrick sharkey, another sociologist, found that – exposure to – negatively affected test scores, and this is an issue that more black children face compared to white children.

In what two ways were the tang and song dynasties of china similar? they jointly built the grand canal. they were economically strong. they had weak military forces. they ruled for about 300 years. they discouraged buddhist ideas.

What are three voluntary behaviors that is not control by results?

Which of the following is an example of how the principle of beneficence can be applied to a study employing human subjects? providing detailed information about the study and obtaining the subject's consent to participate. ensuring that the selection of subjects includes people from all segments of the population. ensuring that persons with diminished autonomy are protected. determining that the study has a maximization of benefits and a minimization of risks.