Please help this test is timed

Why should historians question edward ennis? a. they should not. ennis told the truth. b. ennis alerted his superiors to the existence of secret evidence but, when they ignored it, ennis did not make the evidence public. he remained silent. c. ennis made up his secret evidence d. none of the above

The term "jim crow" is used to describe which of these? a) bans on hunting b) segregation of the races c) preventing women from voting d) creating more public schools

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