Task: Text Categorization
Input (English): Question: When formulating tablets with active ingredients that are used at relatively low doses, it is necessary to add excipients whose primary function is to obtain a tablet of a reasonable size. What are these excipients called? 
 Options:  <0> Adsorbents <1> Binders <2> Disintegrators <3> Thinners <4> Lubricants
Output (English): pharmacology