The 15th amendment, ratified in 1870, did not secure the right of african americans to vote primarily because a. it did not state that voting rights could not be denied to african americans. b. the federal government did not intervene to uphold the amendment. c. it was repealed by congress shortly after ratification. d. it prevented state leaders from acting on behalf of potential voters who were being discriminated against.

Name two things the mycenaeans learned from the minoans

What were some of the things done to the colonists by king george iii?

Aresearcher conducting behavioral research collects individually identifiable sensitive information about illicit drug use and other illegal behaviors by surveying college students. the data are stored on a laptop computer without encryption, and the laptop computer is stolen from the researcher’s car on the way home from work. this is an unanticipated problem that must be reported because the incident was (a) unexpected (i. e., the researchers did not anticipate the theft); (b) related to participation in the research; and (c) placed the subjects at a greater risk of psychological and social harm from the breach in confidentiality of the study data than was previously known or recognized. according to ohrp, this unanticipated problem must be reported to the irb in which timeframe? promptlywithin 48 hourswithin 24 hourswithin two weeks