Respuesta :
Sign language is a language, as it possess the most important characteristics of language: it serves communication, and everything that can be said in other languages, such as English, can be expressed in sign language too.
Answer:
Well I'm pretty sure that the word gives us the answer, as previously learned any signs, sounds, writing, or anything that anyone else understands is a form of communication. Language is communication and as I stated above I think that sign would be a language because people understand what they mean so Yes sign language is a language.
Explanation: