Answer:
???
Explanation:
Cant you just search it on any web sites ^_^
It is a fact that would have been determined through a survey. This is evident in how it is a quantitative statement that appeared in a reputable source.
1. The National Association of the Deaf
2. National Family Association for the Deaf-Blind
3. The American Association for the Deaf-Blind
4. The Helen Keller National Center
5. American Society for Deaf Children
toamna
a se intomna = prefix + radacina + sufix
tomnatic = radacina + ssufix
intomnat = prefix + radacina + sufix
intomnare = prefix + radacina + sufix