19.^-^ pls help me Speculating Justinian’s achievements did not last long after his death. What might he have done differently to ensure that his accomplishments lasted longer than they did?

Some of his most notable achievements include Belisarius and Justinian's reconquering of lost territories, Justinian's code which unified the empire under a single set of laws, and his Rebuilding of Constantinople into one of the best cities there ever was, after the Nika revolt destroyed most of it.

Explanation: Hope this helps!

gold discovery in california, and pioneer settlers were sometimes pulled west because they wanted to make a better living. others received letters from friends or family members who had moved west. these letters often told about a good life on the frontier. the biggest factor that pulled pioneers west was the opportunity to buy land.

welcome mark brainliest i am trying to get to the next level.

by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.