Colligative properties of some solutions?

Question

From the following:

pure water
.01m C12H22O11 solution in water
.01 m NaCl in water
.01 m CaCl2 in water

choose the one with:

a. highest freezing point
b. lowest freezing point.
c. highest boiling point
d. lowest boiling point
e. highest osmotic pressure

I need to check my answers, I'm not sure if they're right. Thanks!

Answer 1

water: a. d.
C12:
NaCl:
CaCl2: b. c. e.