Про­чи­тай­те пред­ло­же­ния. Ука­жи­те номер вы­де­лен­но­го фраг­мен­та, в ко­то­ром до­пу­ще­на ошиб­ка.

A girl in in mу class (1) called Diana took part in (2) an interested experiment (3) recently  — her family had to give up TV (4) for a month (5).