There has been a fall in support for Sinn Féin the latest Business Post Red C opinion poll suggests.

However, despite a three point drop since last month the party remains the most popular among likely voters on 29%.

Fine Gael is unchanged on 20% while Fianna Fáil gain one percentage one to stand at 16% support.

Independents are also up one point to 13% while the Greens and Labour are both on 4%, with Labour down one point.

The Social Democrats are unchanged on 6% as are People Before Profit on 3% and Aontú on 2%.

Others are up two points to 3% in this survey of voters from November 17 up until last Wednesday.

The margin or error is plus or minus 3%.