The great ancient civilizations flourished around river valleys because the rivers produce rich fertile soil and a supply of water for irrigation of crops and human consumption. This allows for the agricultural production to be greater and it can sustain more people.
Letters A and C. Let us understand why:
European maritime expansion has created new trade routes, connecting many parts of the world, but commercial interest was the main reason.
In the European markets, which flourished during the Late Middle Ages, the sale of spices and other Oriental goods provided very high profits to merchants. Silk fabrics, porcelains and a number of condiments, such as cloves, pepper, and cinnamon, used for food preservation, met a large number of buyers.
I only remember 2 wasn't it the president James Madison and Jefferson Repuplicson
The answer is D this calendar is called the Julian calendar.
