$18\text{g}$ of glucose (${\text{C}}_6{\text{H}}_{12}{\text{O}}_6$) is added to $178.2\text{g}$ of water. The vapour pressure of water for this aqueous solution at $100^{\circ }\text{C}$ is:

1. A
   $759.00\text{Torr}$
2. B
   $7.60\text{Torr}$
3. C
   $76.00\text{Torr}$
4. D
   $752.40\text{Torr}$