How did Augustus create a new age of prosperity for Rome? Ch. 11/L-4
simple sentence plz

Augustus created a new age of prosperity for Rome by expanding the empire and reorganized the military and government.

Furthor Info:

He increased Rome's system of roads, aqueducts, ports and common currency and overall just made the empire rich and prosperous.

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.