Glencore (Xetra: A1JAGV - news ) and Anglo American (LSE: AAL.L - news ) were the top fallers after Investec (LSE: INVP.L - news ) said the challenging environment for the sector calls into question the equity value of the mining companies.
Utilize the input text as a context reference, choose the right relationship between 'Glencore' and 'mining' from the options.
Options: founded by, business division, subsidiary, industry