In the given question, a statement of Assertion is followed by a statement of Reason. Mark the correct answer.

Assertion: In the 1860s there was an upsurge of demand for Indian cotton, grown primarily in the Deccan.

Reason: American Civil War started in 1861, and cotton from the American South stopped coming into the international market.

Both the Assertion and the Reason are correct and the Reason is the correct explanation of the Assertion.

When the American Civil War started in 1861 cotton from the American South stopped coming into the international market. This led to an upsurge in demand for Indian cotton, grown primarily in the Deccan.