The Vapor Pressure of Water at 20 ^$\circ$ C Is 17

The vapor pressure of water at 20 ^$\circ$ C is 17.5 mmHg. What is the vapor pressure of water over a solution prepared from 2.00 * 10² g of sucrose (C₁₂H₂₂O₁₁) and 3.50 * 10² g water

A) 0.51 mmHg
B) 16.0 mmHg
C) 17.0 mmHg
D) 18.0 mmHg
E) 19.4 mmHg