Change the following into indirect speech.
Sam said, "She was doing really well so we expected a lot from her."
1
Sam said that she has been doing really well so they had expected a lot from her.
2
Sam said that she has been doing really well so they expected a lot from her.
3
Sam said that she was doing really well so they had expected a lot from her.
4
Sam said that she had been doing really well so they had expected a lot from her.