The head of a Division in Haryana is the:

Divisional Commissioner
District Collector
Chief Secretary
Tehsildar

The correct answer is Divisional Commissioner.

A Divisional Commissioner is an Indian Administrative Service (IAS) officer who is the head of a division in a state. A division is a territorial unit that is larger than a district but smaller than a state. The Divisional Commissioner is responsible for the administration of the division, including law and order, revenue collection, and development work.

The District Collector is the head of a district in India. The District Collector is an IAS officer who is responsible for the administration of the district, including law and order, revenue collection, and development work.

The Chief Secretary is the top-ranking civil servant in a state. The Chief Secretary is an IAS officer who is responsible for the administration of the state, including law and order, revenue collection, and development work.

The Tehsildar is a revenue officer in India. The Tehsildar is responsible for the collection of revenue and the maintenance of land records in a tehsil. A tehsil is a sub-division of a district.

In Haryana, the head of a division is the Divisional Commissioner. The Divisional Commissioner is an IAS officer who is responsible for the administration of the division, including law and order, revenue collection, and development work.