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Email has been widely accepted by businesses , governments and non-governmental organizations in the developed world , and it is one of the key parts of an ' e-revolution ' in workplace communication ( with the other key plank being widespread adoption of highspeed Internet ) .
 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