According to demographic data, people with the lowest life expectancies in the world are disproportionately located in "Africa," due mostly to the fact that many countries in Africa are very poor.
The correct answer is
A.<span>
Charlemagne briefly reunited much of Western Europe by ceasing war with
his enemies after calling upon the Pope's support.
He was known by the Pope as the Emperor of Romans which brought Christians back
and helped reunites the Western Europe. </span>
Roman Religion Challenged. Judaism and Christianity, while posing separate threats to the empire, had one thing in common - they both refused to participate in the worship of the Roman gods and make sacrifices at their temples.
The Columbian Exchange lead to an increase in the demand for skilled labor in Europe, because D) an abundance of raw materials from the new world needed to be made into finished goods. Many raw materials and new products were brought over to Europe from the Americas which needed to be made into finished products.