Выберите верный вариант преображения в косвенную речь: He said,"I have left

Изберите правильный вариант преобразования в косвенную речь: He said,"I have left my rucksack at home".
1)He said I have left his rucksack at home.
2)He said he has left my rucksack at home.
3)He said I had left my rucksack at home
4)He said he had left his rucksack at home