1.00 g of a non-electrolyte solute (molar mass $250g mol^–1$) was dissolved in 51.2 g of benzene. If the freezing point depression constant $K_f$ of benzene is $5.12 K kg mol^{–1}$, the freezing point of benzene will be lowered by:-

Question

( A ) 0.3 K
( B ) 0.2 K
( C ) 0.4 K
( D ) 0.5 K