Q. The Global Biodiversity Outlook report is released by?

[A] UN CBD

[B] WEF

[C] World Bank

[D] Global Environment Facility

Answer: A
Notes:

Global Biodiversity Outlook (GBO) of is the flagship publication of the Convention on Biological Diversity (CBD).  

It is a periodic report that summarizes the latest data on the status and trends of biodiversity and draws conclusions relevant to the further implementation of the Convention. 

Source: https://www.cbd.int/gbo5