What is the relationship between Arundhati Bhattacharya and State Bank of India 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.

When Arundhati Bhattacharya took charge as chairman of State Bank of India (SBI) in October 2013, the country's largest lender had more than Rs 65,000 crore of non-performing assets (NPAs).

Answer: employer