The Marudhu Brothers led a rebellion against British rule in:

Sivagangai
Vellore
Thanjavur
Tirunelveli

The correct answer is: a) Sivagangai.

The Marudhu Brothers were a group of three brothers who led a rebellion against British rule in the Sivagangai district of Tamil Nadu in 1801. The rebellion was unsuccessful, and the brothers were killed. However, their actions inspired other rebellions against British rule, and they are considered to be heroes of the Indian independence movement.

The other options are incorrect because:

  • b) Vellore is a city in the Vellore district of Tamil Nadu. The Vellore Mutiny was a rebellion against British rule that took place in Vellore in 1806.
  • c) Thanjavur is a city in the Thanjavur district of Tamil Nadu. The Thanjavur Nayak dynasty ruled Thanjavur from the 16th to the 18th centuries.
  • d) Tirunelveli is a city in the Tirunelveli district of Tamil Nadu. The Tirunelveli Rebellion was a rebellion against British rule that took place in Tirunelveli in 1808.