To ask the Scottish Government what steps it took to resolve the industrial dispute involving Serco NorthLink, the RMT union and the Northern Isles ferries between the issue being raised (a) by Tavish Scott MSP during First Minister's Questions (FMQ) on 1 November 2012 and by Liam McArthur MSP during FMQ on 6 December 2012 and (b) by Liam McArthur MSP on 6 December and the end of day on 12 December.