Most of europe lies within 300 miles of a seacoast. however, some countries in europe are landlocked. how might this have impacted human migration?
some answers are:
a)a landlocked area hampers trade with other countries and therefore stifles the economy.
b)a landlocked area means that immigrants had to walk rather than swim to the “new land”.
c)a landlocked area means more land to farm so this would have made the area more attractive to settlers.
d)a landlocked area means there is more room for communities and cities so this would have facilitated urban growth.

5elections for representatives to the u.s. house of representatives are held every two years. elections take place in november, and there is usually one republican candidate and one democratic candidate on the ballot. how are candidates chosen to appear on the ballot?

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

Which organelle is marked with an x?