Plz hurry it's urgent! which answer correctly describes the difference between a homogeneous mixture and a heterogeneous mixture? a. homogeneous mixture: uniform composition throughout heterogeneous mixture: easily distinguished substances of mixture b. homogeneous mixture: looks like it is made up of many substances heterogeneous mixture: looks like it is one substance c. heterogeneous mixture: also known as a solution homogeneous mixture: also known as a solid d. heterogeneous mixture: requires chemical separation methods homogeneous mixture: requires physical separation methods