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His father Charles R. Jeter , was appointed by President Ronald Reagan to be Regional Administrator of the United States Environmental Protection Agency in 1981 .
 person: Jeter; person: Ronald Reagan; organization: United States Environmental Protection Agency
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: Jeter, Ronald Reagan, United States Environmental Protection Agency 
Answer:
 person: Jeter; person: Ronald Reagan; organization: United States Environmental Protection Agency