Task: Question Generation
Input (English): The firm's primary operating subsidiary is national bank Wells Fargo Bank, N.A., which designates its main office as Sioux Falls, South Dakota. Wells Fargo in its present form is a result of a merger between San Francisco--based Wells Fargo & Company and Minneapolis-based Norwest Corporation in 1998 and the subsequent 2008 acquisition of Charlotte-based Wachovia. Following the mergers, the company transferred its headquarters to Wells Fargo's headquarters in San Francisco and merged its operating subsidiary with Wells Fargo's operating subsidiary in Sioux Falls. Along with JPMorgan Chase, Bank of America, and Citigroup, Wells Fargo is one of the ``Big Four Banks'' of the United States. As of December 2017, it had 8,200 retail branches and 13,000 automated teller machines. The company operates across 35 countries and has over 70 million customers globally.
Output (English): is bank of america affiliated with wells fargo?