A solutions is

A

a pure substance that has a fixed volume and shape.

B

a pure substance that does not have a fixed volume or shape.

C

an unevenly distributed mixture of two or more components.

D

an evenly distributed mixture of two or more components.

Verified Answer :

Answer D, an evenly distributed mixture of two or more compounds.
This is because a solution requires a solvent and solute, which rules out answers A and B, as it means it cannot be pure.

d is the answer solution is a mixture of two or more components