Correct Answer: Option A

Explanation

Fog is a thick cloud of tiny water droplets or ice crystals that forms near the ground, making it difficult to see. Fog is a colloidal solution, which is a mixture where one substance is evenly dispersed in another. In fog, the dispersed phase is liquid, and the dispersion medium is gas. Fog is also known as a liquid aerosol. 

- Liquid particle dispersed in gas medium is Fog

- Gas particles dispersed in liquid is Foam or lather

- Solid particles dispersed in gas is smoke

- gas particles dispersed in solid is solid sols

- Liquid dispersed in liquid is emulsion

There is an explanation video available below.

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