No. there are more than one. A community can consist of an all deaf community, a hearing culture practicing the deaf culture, hard of hearing. Some deaf people don't participate in any sort of deaf culture and go about their life using a hearing aid while some refuse.
Answer:
A definite area or space where some thermodynamic process takes place is known as thermodynamic process
Explanation:
Transport long ago was very slow and could take weeks to get places sometimes but transport today we can get places a whole lot faster
“Paul and Marie came from the United-States”
It should be correct