Solve the triangle: $a=5$, $b=15$, $c=13$.

• A. $A=18.9\degree,B=103.8\degree,C=57.3\degree$
• B. $A=13.8\degree,B=108.9\degree,C=57.3\degree$
• C. $A=13.8\degree,B=103.8\degree,C=62.4\degree$
• D. $A=18.9\degree,B=98.7\degree,C=62.4\degree$