War
War times make people very patriotic or nationalistic.
Answer:
C
Explanation:
It is mentioned nowhere in any documents regarding Prohibition. All other beliefs were identified as reasons to promote a 'dry' society.
During the High Middle Ages in Europe, thousands of trees were cleared to make way for agriculture and create new fields for farming. Agriculture was impossible with their dense woodland, so they need to clear it — giving way to a new type of livelihood.
The Renaissance began in Italy partly because "Italian city-states were wealthy." It should be noted, however, that it was also because Italy was already somewhat of a cultural capital in the region.