In a sugar solution, sugar is the solute and water is the solvent. The solute is the substance that is dissolved in the solvent. The solvent is the substance that does the dissolving. In this case, sugar is dissolved in water.
A solute is a substance that is dissolved in a solvent. The solute can be a solid, liquid, or gas. The solvent is the substance that dissolves the solute. The solvent can be a solid, liquid, or gas.
In a sugar solution, sugar is the solute and water is the solvent. The sugar is dissolved in the water. The water is the substance that does the dissolving.
Option A is the correct answer.