Questão 1906129

Choose the option that both grammar and vocabulary are correct:

I. Transparency will been at the heart of everything, building trust among countries.

II. Emission reduction efforts discussed focused mainly on the energy, transport, forest and waste sectors.

III. Under the ETF, developing countries will report information necessary to track progress.

IV. Several ambitious wind and solar power projects and initiatives to prevent deforestation and forest degradation was also presented at the event.