Business sentiment in France remained stable in January, data released by the Bank of France showed Wednesday. The business confidence index for the industrial sector remained unchanged from the previous month at 96 in January, which was in line with economists' forecast. The December reading was revised up from 95. Confidence in the French service sector weakened slightly in January, with the relevant index dropping to 93 from 94 in December. The outlook component of the index indicated that the gross domestic product would be stable in the first quarter of 2012.