Admiral Group (LSE: ADM.L - news ) topped the risers after it announced expansion plans to take on 280 extra staff: 130 in its Newport (NasdaqGS: NEWP - news ) office, 50 in Cardiff and 100 in Swansea.
Take context from the input text and decide on the accurate relationship between 'Admiral Group' and 'Cardiff' from the options provided.
Options: headquarters location, platform, stock exchange, product/material produced