(b) select only such persons as may be suitably skilled and qualified to access and to use the Services relating to that Operation;
(b) dewis dim ond yr unigolion hynny sydd â’r sgiliau a’r cymwysterau addas i gyrchu’r Gwasanaethau sy'n ymwneud â'r Gweithrediad hwnnw, a'u defnyddio;