Answer:
Hot cocoa.
Explanation:
A solution may be defined as the substances that contain a solute and solvent. The substance which is to be dissolved is solute and the substance in which it is dissolved is solvent.
Hot cocoa consist of cocoa as solute with sugar. The milk is used as ab solvent in the hot cocoa. Hence, the hot cocoa acts as the solution with some solute and solvent.
Thus, the answer is option (A).