How sound shows the representation of disability

In the “Diary of a call girl” clip there is evidence of the representation of disability. The first part of the clip shows ambient sounds of the dad knocking at the door as the woman open the door to let the boy and the dad in there are a lot of dialogue  used however their voices seems weak and their lines are very short showing a representation of awkwardness between the three characters. because of what is about to happen. 


then we get more ambient and diegetic sound being used fro example the ruslting of the envelop and short unfinished sentences of the dialogue which all show a presentation of awkwardness and anxiety to get this over and done with. the next part of this clip we see is the dad leaving the room and the woman locking the door the ambient sound of the lock gives a presentation of the boy feeling vulnerable and worried because he feels awkward and trapped. there a lot of short dialogue between the boy and the woman making the tension even more awkward around them beacuse his disables therefores, this makes the audience feel sad for the boys disability. 


furthermore, we see another clip of the dad in the van, there are a lot of sound effects used of the him fidgeting in the car, for example he opens and closes the window several times and press the horn , helps to present his has this anxiety of protecting his son. 


lastly we the clip then cuts into the next scene through using a sound bridge were this awkward harmonica instrument  is cut from the van to the boy, shows how worried his dad is and emphasis the pity of his dad.