The dominant political system in the Middle Ages was known as Feudalism. It was when nobility held lands for the crown and in turn pledged military service to the Crown. Vassals were servants to the nobles and serfs worked the land and gave the nobles a share of the produce, in exchange for Miltary protection.
People wanted to see why an event like this is worth celebrating and what the outcome of columbus voyage to the new world had done to help found a new nation that set an example to creating a republic for the people.
I'm thinking its c but a is also good. My teacher always told me to take notes listen to the speaker look at them pay attention and make sure you make signs that you are active and listening. I'm not for sure but I hope this helps!
The 2016 average of 18.6 births per 1,000 total population equates to approximately 4.3 births per second or about 256 births per minute for the world.