Which of the following will show Tyndall effect?

Which of the following will sho Tyndall effect? How can you observe the tyndall effect in them?

Which of the following wil show "Tyndall effect"? How can you demostrate"Tyndall effect" in them? (a) Salt-solution (b) Milk ( c) Copper sulphate solution (d) Starch Solution

Which of the following shows the Tyndall effect?

Which of the following shows Tyndall effect:

Which of the following systems will show Tyndall effect ?

Which of the following systems will show Tyndall effect ?