How many Delimitation Commissions have been constituted by the Government of India till December 2023?

The correct option is Four.

In India, Delimitation Commissions are established by the Government of India under the provisions of the Delimitation Commission Act. The primary task of these commissions is to redraw the boundaries of the various assembly and Lok Sabha constituencies based on a recent census to ensure equal representation for equal segments of the population.

Till December 2023, the Government of India has constituted Delimitation Commissions a total of four times. These commissions were set up in the following years:
1. 1952: Under the Delimitation Commission Act, 1952
2. 1963: Under the Delimitation Commission Act, 1962
3. 1973: Under the Delimitation Act, 1972
4. 2002: Under the Delimitation Act, 2002

Hence, a total of four Delimitation Commissions have been constituted by the Government of India till December 2023.