1. C. People began to criticize the Church: authorities in Church and State attempted to suppress books of which they disapproved and punished their authors.
2. C. It was a major banking and commerce center: As a center for the European wool trade, the political power of the city rested primarily in the hands of the wealthy merchants who dominated the industry.
3. D. Leonardo da Vinci.
4. D . to fix corruption and problems in the Catholic Church.
5. D. To reform the Catholic Church from within.
6. D. People and backgrounds are painted in a way that mimics real life.