Select the correct indirect form of the given sentence.
"You will find the keys under the mat," the mother told her son.
1
The mother told her son that he would find the keys under the mat.
2
The mother told her son that you will find the keys under the mat.
3
The mother told her son that he will find the keys under the mat.
4
The mother told her son that the keys would be found under the mat.