Rayograph was part of the Dada movement. The correct option among all the options given in the question is option "c". As there was great comradery between the artists living in Paris, several artists did choose to make a living there. Between the years 1920 and 1923, many great artists were working together in Paris.
Italian and Greek cultures have the main influence in Rome
East Berlin, the capital of the new communist regime of Eastern Germany was not happy with the fact that West Berlin was occupied by the US, Britain and France. This area was the only one behind the Iron Curtain that the Western powers could control Berlin.
Columbus' explorations of the New World led to the spreading of diseases to the Americas which killed thousands of Native Americans, his efforts led to the enslavement and oppression of Native Americans through colonization, and ultimately led to the subjugation of the Native American peoples to European powers for centuries to come.