Which military leader commanded France’s left wing at the 1815 Battle of Waterloo and ordered the ill-fated cavalry charge that many blame for Napoleon’s defeat?

Which military leader commanded France’s left wing at the 1815 Battle of Waterloo and ordered the ill-fated cavalry charge that many blame for Napoleon’s defeat?

Louis-Nicolas Davout
Philippe Pétain
Michel Ney
Ferdinand Foch
André Masséna

The correct answer is Michel Ney.