One of the weaknesses of the research of daniel levinson, who studied the midlife crisis in the 1970s, is that his initial observations were based on a(n) _

The specific department of health and human services (hhs) regulations that apply to research with children are known as: subpart b: additional protections for children involved as subjects in researchsubpart a: the common rulesubpart d: additional protections for children involved as subjects in researchsubpart c: protections for children in research

How long was it from the time african american men were given the right to vote until women were given the right to vote?

Much of the ill will between armenians and the azeri people of azerbaijan arises because