35. When a nonvolatile solute is added to a volatile solvent, the solution vapor pressure _____, the boiling point _____ , the freezing point _____ and the osmotic pressure across a semipermeable membrane _____. (A) decreases, increases, decreases, increases. ; (B) decreases, decreases, increases, decreases. ; (C) increases, decreases, increases, decreases. ; (D) increases, increases, decreases, increases. ; (E) decreases, increases, decreases, decreases.