Final answer:
William Jennings Bryan's title best matches politician.
Step-by-step explanation:
C) Politician
William Jennings Bryan was a charismatic Nebraska politician who became the presidential nominee of both the Populists and the Democrats in 1896. He was nominated by the Democrats in two subsequent elections but was never able to defeat his Republican opponent. Bryan was known for his political activities and speeches, advocating for causes such as the silver standard and the subtreasury system.