Укажите правильный перевод предложения:
Не следует отвечать на звонок, находясь на приеме.
1)People mustn't answer their mobiles when they are at the doctor's.
2)People don't have to answer their mobiles when they are at the doctor's.
3)People might not answer their mobiles when they are at the doctor's.
4)People couldn't answer their mobiles when they are at the doctor's.
5)People shouldn't answer their mobiles when they are at the doctor's