<span>executive agreements</span>
The black death was one of the most devastating disease outbreak in the history of human race. The black death resulted in a lot of crises including religious, social and economic upheavals. Although the disease affected all the people in Europe, at a time the Jews were blamed for the ravages caused by the disease outbreak. The Jews were thought to be responsible for the disease, therefore, other people started killing the Jews who live in their communities and this lasted all through the time of the disease out break.
- A primary source is a historical record created by an individual who existed in the ancient eras.
- The historical investigation that had the broadest spatial frame was the discovery of trade routes between Asian and European nations.
<h3>What is an investigation?</h3>
An investigation is a process of critically examining and identifying something related to any subject matter.
- The sources formed by the ancient historians or individuals in their respective eras are defined as primary sources. They can be manuscripts, artistic creations, books, novels, etc.
- The identification of trade routes through the silk road among the nations of Europe and Asia was one of the investigations of history having the largest frames.
Therefore, the record created by past individuals is the primary source, and the trade routes between Europe and Asia were the longest investigation.
Learn more about the primary sources in the related link:
brainly.com/question/24511160
#SPJ1
It would be <span>B.early agricultural innovations attracted researchers to the area and led to new achievements in biology and genetics. The innovations and breakthrough in early innovations in agriculture magnets a lot of researchers to further develop the progress and thus becoming the leader of field of agriculture and develops further than anyone else.</span>
The Prime Meridian, divides the Earth at 180 degrees longitude.
