उत्तर : 1. "ताजमहल"
व्याख्या :

The correct option is 1 i.e Taj Mahal. Pietra dura, the inlay technique of architecture can be found in Taj Mahal. Pietra dura also called as "parchin kari", is a term for the inlay technique of using cut and fitted, highly polished colored stones to create images.