The reason for this is that Romans were at the time a very highly developed civilization while the Huns, together with other tribes with which the Romans have dealt with in previous decades, were mostly nomads who did not have permament and grand settlements such as Rome at the time for example. For that reason, this might have made historians like Ammianus be inclined to think that Huns were savage brutes without the capability to think.
English textbook reveals that most academics who do not specifically study the industrial revolution accept without reservation the view
The answer to this question would be D
The opportunity cost is the opportunity that presents itself at the time of purchase.
<h3>What is opportunity cost?</h3>
This is a concept in the field of economics that is used to show the value that a person misses out due to the fact that they missed out on an option.
It is the cost of choosing one good over another. The value missed out from the good that was not chosen is the opportunity cost.
Read more on opportunity cost here:brainly.com/question/1549591
A plague called the black death I believe.