What is the relationship between 'Fairfax Financial' and 'Prem Watsa' in the context of the input sentence.
Options: chairperson, business division, currency, position held

"Given the volatility of the market, combined with the capital-intensive nature of the business, we believe that APR Energy would benefit from a period as a privately held company as it seeks financial stability," Fairfax Financial Chairman and Chief Executive Prem Watsa said in a statement.
chairperson