Task: Question Answering
Input (English): Question: Steric stabilization in dispersed systems is: 
 Options:  <1> More effective in aqueous dispersions. <2> More effective with volume fractions of small particles. <3> Effective in aqueous and non-aqueous dispersions. <4> Coagulates by adding electrolytes. <5> Susceptible to reversible coagulation.
Output (English): 3