Answer:

C.

Explanation:

I believe that my answer is correct. If you don't trust me, then don't.

Answer:

A

Explanation:

In chemistry, a solution is a special type of homogeneous mixture composed of two or more substances. In such a mixture, a solute is a substance dissolved in another substance, known as a solvent.

Among the choices, only option A has a solute and a solvent. That is, water and ethanol. Therefore, it is a solution.