I believe they answer to your question is true
Their are some difficulties faced by deaf people in mainstreamed support groups such as slow talker,lack of sing language ,lack of understanding.
The deaf people is vibrant and warm community that unfortunately marginalized by mainstream support groups. Their are approximately 1.4 million Deaf people .They faces daily discrimination and oppression.
There are some suggestion which help us to communicate with them easily such as , before speaking get the persons attention with a wave of hand or gental tap on shoulder, face the person and do not turn away while talking,talk with them like you are feeling happy to interact with them.
To learn more about marginalized here
brainly.com/question/7781429
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You would see a Dermatologist. A Dermatologist is able to treat skin issues
The answer is C. Some neurons categorize sounds into their specific frequency
Human's can only hear frequencies from between 20 hz - 20,000 Hz. If our neurons sensed that the sound is more than that frequency (which could damage our ear), it will send signals to our body to cover our eardrum