21100
The album received the largest initial certification of any album for 6 × platinum by the Recording Industry Association of America ( RIAA ) on January 18 , 1993 .
 Recording Industry Association of America, RIAA
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Recording Industry Association of America, RIAA