With reference to medieval Indian history, what does 'Pietra Dura' refer to ?
1
It was a type of an intricate textile design quite popular in the Deccan and nearby areas under Mughals.
2
Coloured hard stones placed in depressions carried into marble on sand stone creating beautiful patterns
3
A variety of musical instruments played during Mughal wedding rituals.
4
A kind of coloured photograph brought from Iran to the Mughal Court.
5
Question Not Attempted