In the context of the input sentence, determine the relationship between 'Glencore' and 'mining'.
Options: industry, subsidiary, employer, developer

LONDON, Sept 28 (Reuters) - Glencore (Xetra: A1JAGV - news ) shares sank more than 10 percent to a new record low on Monday, with the mining and trading company's drive to sell assets to cut heavy debts failing to soothe fears over slumping metals prices.
industry