11. What grazes by the millions, in the Central Lowlands?

What are the features of the central lowlands?

Many of the features of the Central Lowlands extend into Canada. The Central Lowlands were subject to repeated Pleistocene glaciations and can be divided into regions based on glacial features, including the Great Lakes, Small Lakes, Driftless Area, Till Plains, Dissected Till Plains, and Osage Plains.

How big is the central lowlands?

The rolling plains and low hills of the Central Lowlands are some of the most fertile lands in the United States. Area: The Central Lowland province covers more than 1,515,140 sq km (585,000 sq miles). The Osage Plains comprise only a fraction of the total, covering an area of 46880 sq km(18,100 sq miles).

Where is the central lowlands on a map?

The Central Lowland is a flat-lying region located between the Appalachian Mountains to the east and the Great Plains to the west (Figure 4.5). It extends from the Canadian Shield in the north to the Atlantic Coastal Plain in the south and is part of the North American craton (the older, stable part of the continent).

Explanation:

the actual answers are a, b, and d.

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.