Given $\tan\theta=\frac{5}{12}$ and 0 < $\theta$ < $\frac{\pi}{2}$, find $\cos\left(2\theta\right)$.

• A. 0
• B. $-\frac{199}{169}$
• C. $\frac{119}{169}$
• D. $\frac{144}{169}$