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On television , he appeared in the Disney Channel Original Series Hannah Montana in the episode , " Test of My Love " in the role of Trey Harris , and made guest appearances on the NBC television series Medium and on The Tonight Show with Jay Leno .
 organization: NBC
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: NBC 
Answer:
 organization: NBC