Why is "who can participate" the most important classification?

What does this mean?

anyone who decides to disrespect or start absurd rumors without supporting evidence about congress or president will be charged/serve time and or fined @ jayxboof

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.