Which one is the indirect form of the sentence-He said, "I have passed the examination"

Which one of the following is the correct indirect speech? - He said, "Had I known it earlier, I would have helped you."

Choose the correct indirect speech :

He said, "Why are you shouting at me?"

She said to me, "Do you mind opening the window?" The indirect form of this speech is -

The simple form of the following sentence "The thief fled because he had seen the police" is -

"Do not open the door until I return", he said to his son. (make it indirect)

He said to his friend, "Why didn't you call me yesterday?" (make it indirect)