ترتیب درست برای کدام شماره است

1) The total number of hours worked by married women with children  is greater than
the total number of hours worked by men.
2) The total number of hours worked by married women with children are greater than
the total number of hours men worked.
3) The total number of hours married women with children worked are greater than the
total number of hours men worked.
4) The total number of hours married women with children worked is greater than the
total number of hours of working men.