Is rogelio a common noun or proper noun?

Kyle and his brother have a marble set of the marbles 12 are blue this represent 50 over a hundred of all the marbles what decimal is equivalent to 50 / 100

Ivansanger rainsfordgeneral zaroffwhitneyadventurous hunter; calm and composed; considers himself a realist; new yorker; veteran of world war ia hunter; sympathetic to the plight of voiceless, defenseless animals; cautiouscossack; mute; formidable physical stature; wears a black uniform; used to whip prisoners for the great white czarcossack; aristocrat; has sharp, pointed teeth and red lips; devoid of humanity and emotion

How does the reputation of the author convey authority? from ''city upon a hill''