Refer to the Information Provided in Table 6 -Refer to Table 6

Refer to the information provided in Table 6.4 below to answer the question(s) that follow.
Table 6.4
$$\begin{array} { | c | c | c | } \hline \begin{array} { c } \text { Number of } \\\text { Donuts per Day }\end{array} & \text { Total Utility } & \text { Marginal Utility } \\\hline 1 & 80 & \\\hline 2 & 150 & \\\hline 3 & 200 & \\\hline 4 & 230 & \\\hline 5 & & 10 \\\hline \begin{array} { c } \text { Number of } \\\text { Burritos per Day }\end{array} & \text { Total Utility } & \text { Marginal Utility } \\\hline 1 & 60 & \\\hline 2 & 108 & \\\hline 3 & 144 & \\\hline 4 & 168 & \\\hline 5 & & 12 \\\hline\end{array}$$
-Refer to Table 6.4. The marginal utility of the second donut per day is

A) 20.
B) 30.
C) 70.
D) 110.