All of the following are true about silk weaving in Thailand EXCEPT that______

• A. 
  mudmee is woven throughout the northeast by Khmer and Lao peoples
• B. 
  the trade of silkworms and weaving has lasted thousands of years
• C. 
  the different ethnic groups have contributed to the richness and diversity of weaving patterns. 
• D. 
  some local communities have their own distinct styles and designs, incorporating images from nature or legends