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Duesenberry attended the University of Michigan , where he earned his Bachelor of Arts in 1939 , his Master of Arts in 1941 , and his Doctor of Philosophy in 1948 .
 person: Duesenberry; organization: University of Michigan
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Duesenberry, University of Michigan 
Answer:
 person: Duesenberry; organization: University of Michigan