Utilize the input text as a context reference, choose the right relationship between 'Castorama' and 'retail' from the options.
Options: position held, industry, brand, original broadcaster

DIY retail chain Kingfisher , owner of B&Q and Screwfix in the UK as well as Castorama and Brico Depot in France, gave its shares a new lick of paint by nailing a solid rise in second-quarter sales.
industry