If 117 G of Naphthalene,C₁₀H₈,is Dissolved in 104

If 11.7 g of naphthalene,C₁₀H₈,is dissolved in 104.2 g of chloroform,CHCl₃,what is the molality of the solution?

A) 0.0914 m
B) 13.4 m
C) 0.877 m
D) 0.101 m
E) 0.105 m