Correct option: The UN conference of Parties on climate change in the year 2012 was held at Doha.
Solution:
The UN conference of Parties on climate change in the year 2012 was held at Doha.
The UN conference of Parties on climate change in the year 2012 was held at: (1) Warsaw (2) Durban (3) Doha (4) Lima
The UN conference of Parties on climate change in the year 2012 was held at: (1) Warsaw (2) Durban (3) Doha (4) Lima