What of the following is not an example of liquid solution?

A liquid solution is formed when the solvent is liquid ad solute can either be solid, liquid or gas.

Solution of ethanol and water- Both ethanol and water are liquids, thus when their solution is prepared, a liquid solution is formed.

Solution of glucose in water- Glucose (a solid) is a solute and water is a solvent, thus when their solution is prepared, a liquid solution is formed.

Solution of oxygen in water- Oxygen gas is a solute and water is solvent, thus when their solution is prepared, a liquid solution is formed.

Solution of Chloroform dissolved in nitrogen gas- In this, chloroform is liquid but here it is a solute which is dissolved in nitrogen gas, thus, their solution formed is a gaseous solution.