It went down, causing a drop in food production and
famine.
Explanation:
The Klondike Gold Rush is the correct answer.
Even though Seattle experienced a significant growth for quite a while during the World War I with the shipbuilding boom and the expansion of trading with Asia. The most rapid growth experienced by the people of Seattle happened with the discover of gold.
When FDR was campaigning for his first term in office, the economy was still very much in the throes of the Great Depression.
Indeed, it was still very much in the throes of the Great Depression when FDR campaigned for his second term, although things were improving.