How would you put "she paid a lot of money for the painting." in a passive voice?

Which statement best describes the way this interaction affects the plot? nora and doctor rank have to find a way to hide their love for each other from helmer. doctor rank's admission of love prolongs the suspense because now nora cannot ask him for . nora and doctor rank have to keep the extent of his illness a secret from helmer later. now that doctor rank has expressed his love for nora, he can no longer come to the house.