Responses
1. Sakura
2. Because she is an Uchiha
3. Every week on Thursdays
sakura. Kiahimoto said it in interviews I believe. This is just one way to keep audience interested.
IN THE NEW SERIES NARUTO GAIDEN :
1.WHO DO YOU THINK IS SARADA'S MOTHER SAKURA OR KARIN?
2.WHY IS THERE A LOT OF SECRECY ABOUT SARADA'S BIRTH?
3.WHEN WILL THEY UPDATE IT?