Which of the following factors would best complete the chart to the right? war and violence political upheaval new freedoms in america famine and a lack of land

d) he bring down boss tweed and tammany hall.

the answer to this question is the third option. hope this

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)