Analyze the relationship between 'Arundhati Bhattacharya' and 'chairperson' within the context of the input sentence.
Options: legal form, position held, currency, location of formation

With the sector accounting for the highest chunk of gross bank credit among industries, State Bank of India chairperson Arundhati Bhattacharya conveyed banks' anxiety to the government in separate interactions with top officials from the ministries of finance and power over the last week.
position held