Question 12A board game spinner is divided into three regions labeled $A,$ $B$ and $C.$ The probability of the arrow stopping on region $A$ is $\frac{1}{3}$ and on region $B$ is $\frac{1}{2}.$ The probability of the arrow stopping on region $C$ is$\dfrac{1}{12}$$\dfrac{1}{6}$$\dfrac{1}{5}$$\dfrac{1}{3}$$\dfrac{2}{5}$