I think the most logical answer from my research is option c.
I'm not sure, but I tried.
Check out this website: http://www.notablebiographies.com/Ch-Co/Chaplin-Charlie.html .
It's really detailed and might help you find answers to your question.
Proper nouns are nouns that should be capitalized.
The proper noun in this sentence is Braille System.
Hamilton and Washington were already close to one another so it makes sense that washington gave hamilton the attention he did. more than anything hamilton's views were prized by washington he very well may have been the most socially liberal and economically liberal man of his time, jefferson stood to counter this with ultra-conservative views and policies. the idea was for there to be a sort of balancing act with the cabinet and it worked out quite well for washington and the united states.
It should be D.
Hope this Helps!!