B. If you look at the dates, the earliest instance of the plague started in the south. Then, it continues to spread upwards and to the west, and the dates continue chronologically, from 1347 to 1349.
They made Channels underground a lined with clay to prevent sepage in the surrounding soil. They were a big contribution and we still do something inspired by that today.
Answer:
Mexico is a federal presidential representative democratic republic wherein the President is both the head of state and head of government
Explanation:
President Carter brokered a historic peace treaty between Egypt and Israel, ending thirty years of hostilities. President Anwar el-Sadat of Egypt and Prime Minister Menachem Begin of Israel signed the final peace treaty in March 1979.
Three factors fueled American Imperialism.
Economic competition among industrial nations. Political and military competition, including the creation of a strong naval force. A belief in the racial and cultural superiority of people of Anglo-Saxon descent.