Task: Question Answering
Input (English): Question: When dissolving a non-volatile solute in a solvent forming a diluted solution, it is observed: 
 Options:  <1> An increase in the freezing temperature of the solvent. <2> An increase in the boiling temperature of the solvent. <3> An increase in the vapor pressure of the solvent. <4> An increase in the chemical potential of the solvent. <5> A change in colligative properties depending on the type of solute.
Output (English): 2