Answer:
liquid soap
Step-by-step explanation:
A colloid is a mixture in which a substance is equally dispersed in a liquid. Soap solution is a colloidal solution as the soap units don't liquefy because they are bigger However in a true solution the substance are totally dissolved in water and the mixture can pass through a semi-permeable membrane without dividing the components of the solution. Examples of true solutions are salt solution, alcohol dissolved in water,