The language used most often for scientific names is because it does not change.
a. spanish
c. russian
b. latin
d. english

The answer is Latin. And it's not just because Latin doesn't change (since Latin is a so-called dead language). It's also because of tradition. Latin has been used as a scientific language for centuries because it used to be the language used in European universities and in the Catholic church, which meant that it was very widely understood,

American sign language,i think

It would be b) culture (brainliest answer )