May the power conferred by Article 64(1)(c) of Regulation No 883/2004, 1 having regard to Article 63 and Article 7 of Regulation No 883/2004, the objective and scope of Regulation No 883/2004 and the free movement of persons and workers, be applied in such a way that a request for the extension of the export of an unemployment benefit can in principle be refused unless, in the view of the Uwv [Uitvoeringsinstituut werknemersverzekeringen: Management Board of the Employee Insurance Agency], given the particular circumstances of the case, for example, where there is a concrete and demonstrable prospect of work, it would be unreasonable to refuse the extension of the export?
If not,

How should Member States apply the power conferred by Article 64(1)(c) of Regulation No 883/2004?