Choose the best indirect sentence of the following.'Nazneen said,'Farzana isn't the soup boiling yet?'

Nazneen ask Farzana if the soup was not boiling by that time.

Nazneen asked Farzana the soup was not boiling by that time.

Nazneen ask Farzana if the soup is not boiling by that time.

Nazneen asked Farzana if the soup was not boiling by that time.