During colonial times, a system of domestic interdependence developed between members of a community. which of the following correctly illustrates this relationship?

1. a baker relies on a farmer for grain, the farmer relies on the blacksmith for tools, and the blacksmith relies on the baker for bread.

2.a farmer relies on a fur trapper for fur, the fur trapper relies on a tanner for leather, and the tanner relies on the farmer for tools.

3.a glassblower relies on a tanner for fur, the tanner relies on a baker for grain, and the baker relies on the glassblower for tools.

4.a cobbler relies on a fur trapper for fur, the fur trapper relies on the farmer for tools, and the farmer relies on the cobbler for shoes.

A baker relies on a farmer for grain, the farmer relies on the blacksmith for tools, and the blacksmith relies on the baker for bread.

according to classical republican political theory, which democratic republics would function best?

a.   small republics, with people who had similar interests

b.   large republics, with people who had competing interests

c.   republics made up entirely of landowners

d.   republics made up entirely of servants

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.