Take context from the input text and decide on the accurate relationship between 'KPMG' and 'audit' from the options provided.
Options: chairperson, product/material produced, stock exchange, publisher

Barclays (LSE: BARC.L - news ) ' audit generated £35m in statutory fees and £10m for other work for PwC last year, although last week Barclays hired KPMG for future audits.
product/material produced