Based entirely on the phase interaction classification of colloids, identify the strictly correctly — Surface Chemistry Chemistry Question

💡 Solution & Explanation

A is correct; cheese is liquid fat/water dispersed in a solid protein matrix. B is correct; milk is liquid fat dispersed in liquid water. C is correct; pumice is gas bubbles trapped in solid volcanic rock. D is completely incorrect; dust consists of solid particulate matter dispersed in air, strictly making it a Solid Aerosol.