Answer:
During this period we experienced massive population growth due to the improvement of medicine. With this newfound technology more jobs were created and industrialization became the norm. New sources of entertainment became available. A whole lot of things happened but these are some of the most notable.
The correct answer is option B - Ivan IV.
Ivan IV or Ivan The Terrible was the first tsar of Russia. He was born on August 25, 1530, and died on March 18, 1584.
He created a centrally controlled Russian state, which main characteristic was the military dominance.
He took control of Russia by forming the Oprichnina, that is an added territory that would be administrated separately from the rest of the state. It was also during this time too that he created the Oprichniki, which was the first official secret Russian police force.
Casey was the PA State Treasurer at one point.