Utilize the input text as a context reference, choose the right relationship between 'Glencore' and 'mining' from the options.
Options: position held, chairperson, industry, stock exchange

LONDON—Collapsing commodity prices have forced one of the mining world’s most aggressive chief executives into retreat, pushing Glencore PLC’s Ivan Glasenberg on Monday to scrap the company’s dividend, issue more stock and sell assets.
industry