Answer:

A.  When solute particle is added to water(which acts as a solvent),it becomes a binary solution.

B. When a solid dissolves the solid (solute) and the liquid (solvent) form a very close intimate mixture called a solution. ... If a solid dissolves on mixing its particles break apart and form a loose association with the liquid (solvent) particles

C.-E. Cant answer that cause i cant see the 'mixture'