What is the best description of the preamble to the constitution

The correct answer is introduce and explain the core ideas of the new government.

The preamble discusses how this new constitution was developed in order to form a "more perfect union." Along with this, the preamble also discusses how this new system of government will protect the rights of citizens, provide for a common defense (aka military), and to ensure peace. This preamble (introduction) provides a brief background of what rights/laws were implemented in the body of the US Constitution.

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.