What is the relationship between Asda and retail in the context of the input sentence. Choose an answer from: product/material produced; manufacturer; distributed by; industry; position held; original broadcaster; owned by; founded by; distribution format; headquarters location; stock exchange; currency; parent organization; chief executive officer; director/manager; owner of; operator; member of; employer; chairperson; platform; subsidiary; legal form; publisher; developer; brand; business division; location of formation; creator.

More recently Mr Cain had held senior executive roles and advisory positions with retail and media businesses, but his career history includes a stint at Asda where he played a significant part in the turnaround of the group in the UK.

Answer: industry