Answer:
Please, see below:Step-by-step explanation:
2. The perspective of Marco Polo as a travel writer in period c. 1200-c. 1450 was to present the interregional exchange.
-The major trade routes were the Silk Roads, the trans- Saharan trade and the Indian Ocean trade.
-These trade routes were across Afro- Eurasia, one sea-based and two lands based.
-The Silk Road routes stretched from China to Europe by crossing different terrain like deserts and plains.
-Silk, spices, porcelain, sugar, tea, cotton, gold, and silver goods were traded.
-The trade was also a conduit for culture.
-Marco Polo in the Middle Ages travels to Asia through Silk Road.
-His journals were based on what he encountered in the Silk Road and the cities he visited.
Therefore we can conclude that Marco Polo in his writing describe about the trade along with cultures.
3. West Africa experienced both the cultural influence of Islam and its own internal civilization developments that produced great artistic accomplishments in some places. The formation of some powerful states, such as Mali and Songhai, depended more on military power and dynastic alliances than on ethnic or cultural unity, paralleling to the developments of western Europe.
4. The improved version of the plough is one example of an agricultural advancement that developed during the period 1200 1450.
-The period from 1200 to 1450 is called the High Middle Ages.
-During this period, there was a growth in population and an increase in agricultural production.
-This growth of agricultural production like crops was due to the developing farming tools, such as the plough.
-The use of ploughs resulted in improved productivity that feed more people.
Therefore we can conclude that the plough is an example of agricultural advancement.