What were the Jews who were in exile in Babylonia able to do with the sacred texts for them the first time?

Judah was politically rebuilt as a Persian satrapy, a semi-autonomous administrative province, ruled by a priestly elite that remigrated from Babylonia and whose views and attitudes were shaped by the religious blue-prints for reconstruction drafted in the exile.

of what agreement it does not show

answer; eliminate parking problems in cities, because a car took up only half as much space as a horse and buggy;