Quizzes - Sign Languages

* British Sign Language and American Sign Language are:
* Fingerspelling (spelling out words letter by letter) is a useful skill, but is a poor substitute for a knowledge of sign language because:
* Some in the Deaf community use a sign language as their first language. Some educators believe that it is very important to learn a spoken language. What is this belief called?
* Sign languages would be a useful method of communication for deaf people who also:
* Despite the plethora of different sign languages, an international sign language was developed. Like all 'invented' languages, it has proved unpopular. What was its name?