An altarpiece with two wings or side panels is called a

Cai Guo-Qiang is famous for his explosive art and installation works, notably his firework displays. While a significant figure in contemporary art, he was not associated with the Beijing National Stadium's artistic consultation or the specific appropriated vase work mentioned in the question.

Maya Lin is renowned for her environmental artworks and memorials, such as the Vietnam Veterans Memorial. Despite her impressive contributions to art and architecture, she did not have any connection to the Beijing National Stadium or the inscribed vase, rendering her an incorrect option.

Ai Weiwei's work often explores themes of cultural identity and political dissent, exemplified in his appropriation of historical artifacts like the Neolithic vase. His role as the artistic consultant for the Beijing National Stadium highlights his influence and recognition in both art and architecture.

Chiharu Shiota is celebrated for her immersive installations often using threads and objects to explore memory and absence. However, she is not linked to the Beijing National Stadium or the mentioned appropriated vase, making her choice incorrect.