It will cause the patient to hear sounds.
I think option three is most realistic, someone correct me if I'm wrong.
Hope this helps :)
reduces the oxygen deficit
reduces the lactic acid produced in the muscles
helps the muscle recover more quickly
50 pupils total. 1/10 speak French only. 1/10 of 50 = 5 pupils
4/5 of the rest (the rest = 50-5=45)speak both . 4/5 of 45 = 36 pupils
50 -5 - 36 = 9 remaining pupils
Fr only = 5
Eng and Fr = 36
Eng only =9