Describe three ways in which transportation and communication systems strengthened the
nation's economy.

Transportation helped producers move raw materials by water as well as railway, while people were able to move much faster when cars were introduced. Communication allowed for the spread of information and messages, and allowed for more speedy and organized transportation

Explanation:

nafta and the union are used as a trade between other countries these   organizations are used as spokes person for the country

answer; ///i do believe that the correct answer is (b) ///middle colony