Select the option that expresses the given sentence in the reported speech.
Zaid said to them, "Dipak did not sleep here yesterday."
1
Zaid told them that Dipak did not slept there the previous day.
2
Zaid told them that Dipak could not sleep there the previous day.
3
Zaid told them that Dipak had not slept there the previous day.
4
Zaid told them that Dipak had not slept there yesterday.