Explanation:

- The Constitution of India originally had 8 schedules.

- Several amendments later increased the number of schedules.

- Option:1, 8 - This was the original number of schedules but is incorrect now.

- Option:2, 10 - The number increased above this with further amendments.

- Option:3, 11 - At one point there were 11 schedules before the 12th was added.

- Option:4, 12 - The Indian Constitution currently has 12 schedules that cover various aspects ranging from the allocation of powers and functions to the separation of regions and special provisions.