A Federal Republic is what the new government was when the constitution was in use.
The correct answer is A.
Walter Rauschenbusch (1861-1918) was American theologian, professor and pastor in the Baptist church. He is known for his key role in the Social Gospel and 'Single Tax' movements.
The Social Gospel was a movement that applied Christian ethics to deal with social issues, mainly related to topics of social justice, such as income inequalities, labor issues, criminality, poverty, racial conflicts, slums, etc. In order to be sucessful, first is necessary to identify the problems and its causes, in this case the existence of bad living conditions and unnecessary deaths among the humblest sectors of the population.
The was the dust bowl and drought where crops died due to lack of water.
I believe Cimabue was the painter who formed his own techniques and is considered a transitional figure from the traditional Byzantine style of art.