<prompt> Translate the following text to EnglishKwa mujibu wa taarifa ya baraza la ushauri, washiriki wengi wa baraza hilo wanaamini kwamba utafiti wa Chestnut na Rowe ndio bora zaidi.  <response>: An SAB advisory letter indicates that many members of the Council believe that the Chestnut and Rowe study is the best available. 