And the fact that the AfDB has become Africa's lead negotiator on things like climate change, the fight against Ebola and the United Nations Sustainable Development Goals - the global architecture that replaces the Millennium Development Goals - speaks volumes for the journey the Bank has taken over the past decade.
In the context of the input sentence, determine the relationship between 'Sustainable Development Goals' and 'United Nations'.
Options: creator, developer, chief executive officer, currency