Which of the following was not used by the united states and western europe to increase political and economic cooperation after world war ii? a. the un b. nato c. nafta d. the marshall plan

the right answer is the third one: turnpikes went short distances to connect markets. turnpikes, also known as toll roads, were very important for trade and transportation (of people, goods and products) in the 19th century, coinciding with the expansion towards the west. they contributed significantly to the economic development of the united states.