On his psychology exam, Mickey is asked to recall the name of the physiologist who worked on classical conditioning. He cannot quite remember the name, but he knows that it starts with a P and is two syllables long. Mickey is experiencing:

first, the romans stayed isolated because they had to defend their own territories from neighboring cities that were harassing them, like the etruscans. second, once the romans managed to defeat their neighbors, and started to expand their territory, they started to build roads and bridges. finally, now that the romans have covered their territory with roads functioning as highways, they could mobilize their legions faster to assemble larger military units in a specific place.

answer; primary source information;

responsibilities im assuming