Adrian Kavanagh, 26th March 2012 The Sunday Business Post-Red C (25th March) poll points to a significant gain in Fine Gael’s support levels relative to the previous such poll (of March 4th) just a week ahead of the party’s Ard Fheis, with a slight decline in support levels for Fianna Fail, Labour and Independents. Sinn Fein’s position as the…