Answer:
d. to protect against radical shifts in government that result from swift changes in popular opinion
Explanation:
The senate serves to "mediate" and reach proper agreements based on well thought out and thorough proceedings from a handful representative of the people. It works to protect against swift, radical changes in government as it checks and balances other government loopholes that could push for radical changes that may be harmful to the system.
The evidence for enlightenment in the American national anthem would be it repeated talk about equality, brotherhood, freedom, and similar ideas. These are at the very core of an enlightened movement.
The American anthem could be a literary composition (not originally supposed to be a song) written regarding the Battle of the city, throughout the War of 1812. It names America as "Land of the free and residential of the brave".
This would be The Province of Maryland.
It was given to Cecilius Calvert in 1632, originally to his father, but this died before he could take control of the land. The colony was named after the Queen, who was catholic.