No, as Edward saved her from death because when she gave birth to the baby (situation in which her stomach gets back to its normal size), he injected his venom into her. As vampires cannot alter the state in which they are, or age, and their body freezes in that time, she doesn't have a belly as a vampiress.
It will be the same actors for edward and Bella
yes
yeah
Yes Bella and Edward are still together at the end of book four.
they go to Italy to prove that Bella is still alive
Yes, she does.
Yes he married her and had a child.
Bella's feelings for Edward do not change after kissing Jacob, however she does accept that she loves Jacob about though she still loves Edward more.
Bella lives with Edward and the rest of the Cullens and in the cottage Edward and her got for her birthday.
Of course! Renesmee is their daughter!!! When Bella was pregent of her, she didn't want to get rid of her even though it was killing her. But also when Bella was pregnet, Edward hated the "little monster" that was in Bella, but during the end of Bella's pregnancy, Renesmee (still in Bella) said she loved Bella from inside and that was whe Edward started loving her.
yes, but they still love each other.
not any more