Trade flourished because these progressing empires were developing new ways to produce products and utilize agriculture in their areas, such as Han with silk and Rome with olives and fishing/seafaring. These empires has never had access to goods that were from other areas before the Silk road, causing trade to become immensely popular and relied upon.
<span> </span>The
correct answer is shaping. Shaping is a method by which it is employed to be
able to have successive approximations towards a particular or targeted behavior
that are being reinforced by means of testing the theory of the behavioral
psychology.
The statement that does not describe the role of the colonies in the mercantile system is that the colonies manufactured their own goods and sent them to the parent country to be sold for profit.