The Table Below Illustrates That, in One Day, Tristan Can

The table below illustrates that, in one day, Tristan can produce either 12 fishing lures or mow 3 lawns, while Thomas can produce either 6 fishing lures or mow 6 lawns. $$\begin{array}{l}\begin{array} { | l | l | l | } \hline & \text { Fishing lures } & \text { Mowed lawns } \\\hline \text { Tristan } & 12 & 3 \\\hline \text { Thomas } & 6 & 6 \\\hline\end{array}\\\text { TABLE 1- } 1\end{array}$$
-Refer to Table 1- 1. What is Tristan's opportunity cost of producing one fishing lure?

A) one mowed lawn
B) 3 mowed lawns
C) 1/4 of a mowed lawn
D) 1/3 of a mowed lawn
E) 4 mowed lawns