The first psychological laboratory was developed in 1879, in the city of Leipzig, Germany by . William James B. F. Skinner John Watson Wilhelm Wundt Sigmund Freud

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

i honestly have no idea

answer; not notated (at least, not in the traditional sense) and includes many improvised sections and solos;