 <translate> This is the relevant information: They are formed to perform a single function or a set of related functions.
Therefore, the answer is Special districts. <yor> Eyi ni alaye ti o yẹ: A ṣe wọn lati ṣe iṣẹ kan tabi ṣeto awọn iṣẹ ti o ni ibatan. Nítorí náà, ìdáhùn náà ni àwọn àgbègbè àkànṣe. 