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Merchants Preferred commenced business in 2007 to rebuild and expand its preferred-risk business after the sale of a like subsidiary , and Merchants National commenced business in 2009 .
 Merchants, Merchants
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Merchants, Merchants