Final answer:
Correct option (D), The most accurate statement is that Franklin Roosevelt, a Democrat, won the election of 1932. His victory reflected a mandate for change given the economic crisis, as he promised a New Deal and successfully united the Democratic Party.
Step-by-step explanation:
Considering the historical context provided, the most accurate statement relating to the excerpt is D. Franklin Roosevelt, a Democrat, won the election of 1932. The 1932 election was significantly impacted by the prevailing economic conditions and the public's dissatisfaction with the incumbent President Herbert Hoover's response to the Great Depression. Roosevelt's victory was a clear mandate for change, reflecting the public's desire for a more proactive federal government role in addressing the economic crisis.
Roosevelt's campaign offered a stark contrast to Hoover's approach and provided the promise of a New Deal for the American people. The triumphant influence of Roosevelt's message was underscored by his success in uniting the various factions of the Democratic Party and harnessing the political power of radio to communicate his vision to the electorate.