8079
" You only have to see them in action at protests , " said David Harding , spokesman at ARC , Hanson 's aggregates company . "
 David Harding, ARC, Hanson
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 David Harding, ARC, Hanson