The vapour pressure of water at $$20^\circ C$$ is 17.5 mmHg. If 18 g of glucose $$(C_6H_{12}O_6)$$ is added to 178.2 g of water at $$20^\circ C$$, the vapour pressure of the resulting solution will be

A

17.675 mmHg

B

15.750 mmHg

C

16.500 mmHg

D

17.325 mmHg