(Table) Based on the Table, the Marginal Utility from Consuming

(Table) Based on the table, the marginal utility from consuming the fourth candy bar is ______ utils.
$\begin{array}{l}\hline \quad \quad \quad {\text { Root Beer }} \quad \quad \quad \quad \quad \quad \quad \quad {\text { Candy Bars }} \\\begin{array}{|c|c|c|c|}\hline \text { Quantity } & \text { Total Utility } & \text { Quantity } & \text { Total Utility } \\\hline 0 & 0 & 0 & 0 \\\hline 1 & 60 & 1 & 80 \\\hline 2 & 110 & 2 & 150 \\\hline 3 & 150 & 3 & 200 \\\hline 4 & 180 & 4 & 230 \\\hline 5 & 200 & 5 & 240 \\\hline\end{array}\end{array}$

A) 10
B) 30
C) 40
D) 50