Which of these was negative characteristic of factory labor

One negative characteristic of factory labor is that conditions are not always safe. Prolonged exposure to some of the materials that factory laborers are working with can also cause health problems.

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.