How did East Asia's highlands affect human settlement? People were forced to live a nomadic lifestyle due to the rocky terrain and deserts,
O People were unable to remain in the highlands during the winter due to the harsh climate.
O People were forced to abandon their semtlements due to a lack of basic natural resources,
People were unable to survive without the help of people from other regions of ancient China.

Situation #1: imagine that you are a free black male living in columbus, oh in 1863. you have seen the recruiting poster and have been thinking a lot about whether or not to enlist in the union army. write a one-page letter (double spaced) to your mother telling her of the decision you have made about enlisting (or not enlisting). be sure to explain the reasons that caused you to make the decision.

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

Carbon tetrachloride is a toxic liquid. a carbon tetrachloride molecule has one atom of carbon and four atoms of chlorine. what is its chemical formula?