Which situation could be modeled by the expression 13÷5 ?

A. One-third pound of sugar is used for 5 cupcakes. How much sugar is used for each cupcake?

B. Three cups of sugar are used for 5 cupcakes. How much sugar was used for each cupcake?

C. One-third cup of sugar is used for each of 5 cupcakes. What is the total amount of sugar used?

D. Each of 5 cupcakes used 13 pound of sugar. What is the total amount of sugar used?