Please give me the correct answer.Only answer if you're very good at math.
What is the relationship between toppings and price?
A:Fornos charges one euro for every topping.
B:Fornos charges one euro for a plain slice, and one-half euro for each extra topping.
C:Fornos charges one and a half euros for each topping.
D:Fornos charges one-half for each topping.