He is the chairman & CEO of which company
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Wells Fargo
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Berkshire Hathaway Inc.
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Allianz Worldwide
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Aviva
B
Correct answer
Explanation
Buffett has been Chairman & CEO of Berkshire Hathaway since 1970, building it from a failing textile business into a massive conglomerate. Wells Fargo, Allianz, and Aviva are major financial institutions but not led by Buffett.