Here’s one sorry Industrial expansion and population growth radically changed the face of the nation's cities. Noise, traffic jams, slums, air pollution, and sanitation and health problems became commonplace. Mass transit, in the form of trolleys, cable cars, and subways, was built, and skyscrapers began to dominate city skylines.
The correct answer is:
Examples of police violence against prisoners.
This question refers to Martin Luther King´s Letter from Birmingham Jail. It was also known as The Negro Is Your Brother. It was an open letter written to defend his strategy of nonviolent resistance to racism. It was extensively published and grew an essential text for the American Civil Rights Movement.
There were many:
the treaty of the Versailles that Germany, Britain and America had to sign
lots of people from around the world become unemployed and there were lack of jobs
Answer: Japan
Explanation: On December 7, 1941, Japan staged a surprise attack on Pearl Harbor, decimating the US Pacific Fleet. When Germany and Italy declared war on the United States days later, America found itself in a global war.
I'd say the 1st one: Carbon decays at a constant rate, and scientists measure the amount of carbon in a fossil to determine its age. (Half life of 5730 years)