An aqueous solution containing 1g of urea boils at `100.25^(@)C`. The aqueous solution containing 3 g of glucose in the same volume will boil at (Molecular weight of urea and glucose are 60 and 180 respectively)
A. `100.75^(@)C`
B. `100.5^(@)C`
C. `100.25^(@)C`
D. `100^(@)C`