Question: The density of 200 mL of water was determined, and then 20 grams of sugar was dissolved in the water. The student determined the density of the sugar-water solution and recorded the collected data in a table. The sugar in this investigation is

  Options: 
 A. the solute.
 B. undergoing chemical change.
 C. the solvent.
 D. changing from a solid to a gas.
Answer: A