In triangle \bigtriangleup PQR, \angle Q = 60^{\circ} and \angle P = 40^{\circ}. If point S is on line QP such that RS bisects \angle R. Find angle \angle{RSQ}.

Question

( A ) 85^{\circ}
( B ) 70^{\circ}
( C ) 95^{\circ}
( D ) 80^{\circ}