Below Are Some Production Possibilities Data for the Mystical Land

Below are some production possibilities data for the mystical land of Lhanor.
$\begin{array} { l r r r l r } &{ \text { A } } & { \text { B } } &{ \text { C } } & \text { D } & \text { E } \\\text { Kaldors } & 0 & 4 & 8 & 12 & 16 \\\text { Bouldings } & 60 & 54 & 42 & 24 & 0\end{array}$
-Refer to the information above to answer this question. Suppose that Lhanor is currently producing combination

A) Zero.
B) 6 Bouldings.
C) 12 Bouldings.
D) 18 Bouldings.
E) 24 Bouldings.