Select the option that expresses the given sentence in reported speech.
"Brother," said Poonam, "Have you been reading since morning?"
1
Poonam asked her brother if he had been read since morning.
2
Poonam asked her brother if he had reading since morning.
3
Poonam asked her brother if he had been reading since morning.
4
Poonam asked her brother if he has been reading since morning.