317451
DOI also investigates the backgrounds of persons selected to work in decision-making or sensitive City jobs , and conducts Venders Examinations ( VENDEX ) of those who do business with the City to determine if they are suited to serve the public trust .
 None
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:  
Answer:
 None