Select the correct indirect form of the given sentence.
The mother said to the maid, “Have the children put away their toys?”
1
The mother asked the maid if the children had put away their toys.
2
The mother asked the maid have the children put away their toys.
3
The mother asked the maid if the children have put away their toys.
4
The mother asked the maid if the children will put away their toys.