Demand and Utility Schedules for Packs of Star Wars Trading

Multiple Choice

Demand and Utility Schedules for Packs of Star Wars Trading Cards $$\begin{array} { | l | c | c | c | } \hline \text { Price } & \text { Quantity Demanded } & \text { Marginal Utility } & \text { Total Utility } \\\hline \$ 10 & 1 & & \\\hline \$ 9 & 2 & & \\\hline \$ 8 & 3 & & \\\hline \$ 7 & 4 & & \\\hline \$ 6 & 5 & & \\\hline\end{array}$$
-Katie's total utility for 4 packs of Star Wars trading cards would be

A) $24.
B) $27.
C) $28.
D) $34.
E) None of the choices are correct.