AI-generated practice question — model-generated for extra practice, not a previous-year CBSE board question.
(C) Zilla Parishad Chairperson
The political/elected head of a Zilla Parishad is the Chairperson (also called Adhyaksha in some states), who is an elected representative. The Collector is an administrative/bureaucratic head, not political. Sarpanch heads a Gram Panchayat, and Mayor heads a Municipal Corporation. Note: The source passages provided do not directly cover this topic — this answer is based on standard CBSE Civics (Class 10) content on local self-government.