Final answer:
True. The belief in integrating people with disabilities into mainstream society is known as inclusion and promotes creating an inclusive environment where all voices can be respected and heard, regardless of disability.
Step-by-step explanation:
The belief that people with disabilities should, to the maximum extent possible, be physically and socially integrated into mainstream society regardless of the degree or type of disability is true. This belief is known as inclusion, which ensures that people with disabilities have their voices and experiences heard in the community. Inclusion promotes creating an environment where all voices can be respected and heard, regardless of disability.