Task: Text Categorization
Input (English): Question: Steric stabilization in dispersed systems is: 
 Options:  <0> More effective in aqueous dispersions. <1> More effective with volume fractions of small particles. <2> Effective in aqueous and non-aqueous dispersions. <3> Coagulates by adding electrolytes. <4> Susceptible to reversible coagulation.
Output (English): pharmacology