Site of the first battle of the revolutionary war

Which statement best completes the diagram of the ways the different branches of government can limit each other's powers?

In the spring of 1989, thousands of protesters gathered in tiananmen square in beijing, china. they rallied around a plaster statue that resembled the statue of liberty which they called “the goddess of democracy.” these protestors were seeking a) united states assistance in gaining better health care. b) economic reforms which would allow more chinese exports. c) the boycott of the future olympic games scheduled for beijing. d) political reforms to allow more freedom of speech and political representation.

Give an example of a situation in which an individual's pursuit of economic self-interest may not benefit but instead harm the rest of society