Answer:
A. In case there are only two different models, then she should think about the price and other features of the model such as mileage etc.
B. If the simpler car is much cheaper then she should think about the specific needs and wants that she has with the car.
C. If costs or looks is more important than she should choose car X as it is a more stylish model.
D. If the expensive car is flashy and she has a need for flash then she should go for the expensive ones.