Before the Revolt of 1857, the sepoys refused to use the new cartridges because they were believed to be coated with
Answer & explanation
Correct answer: option 3
The correct answer is Option (3) → the fat of cows and pigs
The sepoys believed that the new cartridges, whose ends had to be bitten off, were coated with the fat of cows and pigs. This offended both Hindu and Muslim sepoys and was one of the immediate causes of the Revolt of 1857.