Final answer:
Approximately 90% of deaf people have deaf parents and grow up in families where ASL is used daily. Deaf culture values the use of ASL and provides a strong foundation in sign language for deaf individuals.
Step-by-step explanation:
Approximately 90% of deaf people have deaf parents and grow up in families where ASL is used daily. Deaf culture emphasizes the use of ASL as the primary mode of communication, and many deaf individuals learn and use ASL in their daily lives. Having deaf parents and being raised in a family where ASL is used provides deaf individuals with a strong foundation in sign language and exposure to deaf culture.