Answer:
B. The state's voter in 1914
Explanation:
On November 3, 1914, after prodigious Anti-Saloon League lobbying efforts statewide, Washington voters approved Initiative Measure Number Three, prohibiting the manufacture and sale (although not the consumption) of liquor statewide.
3) Popular Sovereignty
4) Harriet Beecher Stowe (I don't know if this is the author you are looking for)
5) Uncle Tom's Cabin; or, Life Among the Lowly ( I don't know if this is the book you're looking for)
6) Free-Soil Party (Free Land)
7) Henry Clay
I hope I helped ^.^