In the early 1800s, the growth of trade between western settlements and eastern towns and cities was encouraged by the development of: a. canals b. railroads c. turnpikes d. non of the above

Option: Canals

Explanation:

In the early 1800s, the trade was encouraged between the West and East cities by the development of canals.  The settlers transported their goods on boats along rivers and canals to the ports. From ports, large steamships carried goods and people from one place to another, which later transformed by the coming of the railroad in the frontier.    

d. because in realality people do wanna buy things and when an item is sold alot the makers make the price least   thats what my gut saya lol