Ahomogeneous mixture, usually a liquid with some substance dissolved in it is a

solvent
solution
solute
colloid

Option (b) is the correct answer.

Explanation:

A homogeneous mixture is a mixture has even distribution of solute into the solvent.

A solvent is a liquid which is able to dissolve other substances in it.

Whereas when two or more substances are mixed together then it the resultant liquid or mixture is known as solution.

A solute is a solid substance that is dissolved into the solvent.

On the other hand, when very tiny particles are evenly dispersed in a solution or substance then it is known as a colloid.

Thus, we can conclude that a homogeneous mixture, usually a liquid with some substance dissolved in it is a solution.

b i think it’s a water wheel turning in a stream