$\angle ABC$ and $\angle ABD$ are a linear pair of angles. If $\angle ABC : \angle ABD = 17 : 13$,then find $\angle ABC$ and $\angle ABD$.

• A
  $102^{\circ}$ and $78^{\circ}$
• B
  $103^{\circ}$ and $77^{\circ}$
• C
  $100^{\circ}$ and $80^{\circ}$
• D
  $92^{\circ}$ and $65^{\circ}$