What is the impact of th phrase "shape-shifting as used in paragraph 19? a. It gives the flu a supernatural, ghostly quality.
b. It creates the idea that flu is a mystery and what scientists know if not enough.
c. It demonstrates how hard it is to create a cure for something that is always changing.
d. It shows that scientists do not know the shape of the virus that causes the flu.

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.