The correct answer is A) Increased free speech led to changes in popular opinion. During the French Revolution of 1848, this period of time touched on the Enlightenment Age where people such as Jean-Jacques Rousseau and Voltaire were prominent and who were two philosophers who wrote many texts about the equality of citizens. This was very close to home for the French citizens who were leading miserable lives due to the expenses the French monarchy (an extremely tiny percent of the population vs. the 97 percent population of the proletariat) who were spending unabashedly, while the majority of French people barely had anything to eat.
This is probably true, as music was present in all cultures, and it is argued that music might have been part of the culture of the human population before it split and populated all the continents.
<span>"Federal" refers to a system in which all of the states are independent in a sense, and power is shared between the state government and national government. Therefore, "D" is the correct answer.</span>
The answer is number one, proof.