Rap music, the seagram building in new york city, and the centre georges pompidou in paris are cultural examples from which time period?

The cultural examples mentioned are from the Postmodern era. Postmodern existed in the late 20th century after modern. It shows the idea that we perform our identities and describe how we relate to and understand the world. It emphasizes surface and appearance rather than the hidden depths. The style of music is unique, like rap. The architectures have a wide range of styles and formats, like abstract and illusionist scenes.