Statement (A) : Solution is a homogeneous mixture 

Statement (B) : Starch in water is an example for homogeneous mixture. 

Statement (C) : Solution contains only one component.

Starch in water is an example for heterogeneous mixture not homogeneous mixture. So, the statement A is wrong. Solution contains only one component is wrong. Solution has minimum two components. Hence statement B is wrong. The statement ‘C’ is correct.