Myristicin Is a Hallucinogenic Compound Found Naturally in Nutmeg $\degree$ C/m), Decreasing the Freezing Point of Camphor by 11

Myristicin is a hallucinogenic compound found naturally in nutmeg.A 425 mg sample of myristicin was dissolved in 7.800 g of camphor (K_f = 39.7 $\degree$ C/m) , decreasing the freezing point of camphor by 11.3 $\degree$ C.What is the molar mass of myristicin?

A) 65.0 g/mol
B) 130.g/mol
C) 191 g/mol
D) 451 g/mol
E) 1070 g/mol