What is the increase in the objective value if 2 units of extrusion are added?

Select one:

A.

48

B.

3

C.

6

D.

96

Cor follc \begin{tabular}{|c|} \hline 5 \\ \hline 6 \\ \hline 7 \\ \hline 8 \\ \hline 9 \\ \hline 10 \\ \hline 11 \\ \hline 12 \\ \hline 13 \\ \hline 14 \\ \hline 15 \\ \hline 16 \\ \hline 17 \\ \hline 18 \\ \hline \end{tabular} Wh: are