Question:
Which position did Louis, duc de Decazes hold in Jan, 1873?

Context:
 Louis, duc de Decazes holds the position of Minister of Foreign Affairs from May, 1873 to Nov, 1877. 
 Louis, duc de Decazes holds the position of president of the general council from Oct, 1874 to Aug, 1876. 
 Louis, duc de Decazes holds the position of Conseiller général de la Gironde from Jan, 1864 to Jan, 1877. 
 Louis, duc de Decazes holds the position of chamberlain from Jan, 1840 to Jan, 1840. 
 Louis, duc de Decazes holds the position of ambassador of France to Portugal from Jan, 1847 to Jan, 1848. 
 Louis, duc de Decazes holds the position of Ambassador of France to Spain from Jan, 1846 to Jan, 1847. 
 Louis, duc de Decazes holds the position of Ambassador of France to the United Kingdom from Jan, 1873 to Jan, 1873.

Answer:
Conseiller général de la Gironde