A. Dubai.

B. Neh Delhi.

C. Turkey.

D. Geneva.

Brief Facts about COP-28:

COP-28 is the annual meeting of the World states to control environmental changes. This conference is more commonly known as the United Nations Climate Change Conference. And it was held from 30th November 2023 to 12 December 2023 in Expo City i.e. Dubai-United Arab Emirates.