A form of music
Pictorial mosaic work using semi-precious stones
Armour
None of the above
Answer is Wrong!
Answer is Right!
The correct answer is: B. Pictorial mosaic work using semi-precious stones.
Pietra dura is a type of mosaic work that uses semi-precious stones to create intricate designs. The stones are cut into thin slices and then arranged to form pictures or patterns. Pietra dura is often used to decorate furniture, floors, and other objects.
A. A form of music is not correct. Pietra dura is not a form of music. It is a type of mosaic work.
C. Armour is not correct. Pietra dura is not armour. It is a type of mosaic work.
D. None of the above is not correct. The correct answer is B.