Why did workers want to engage in collective bargaining when negroponte with an employer

How was the method of making pottery by using coils of clay better than simply shaping the clay by hand? it prevented pottery from cracking when fired. it created a watertight seal. it produced more attractive pottery. the pottery could be cut or stamped with designs.

What were 3 advantages to rail road growth

How were the economies of the inca empire and ancient river valley civilizations such as egypt and phoenicia different?