Improving Essay Organization

Oliver is writing a persuasive essay about the role of renewable energy in combating climate change. He has written the following paragraphs:

Paragraph 1: Renewable energy sources, such as solar and wind, are essential for reducing greenhouse gas emissions. The transition to these energy sources has gained momentum in recent years.

Paragraph 2: Many countries around the world are investing in renewable energy technologies. These investments not only help the environment but also create jobs and stimulate economic growth.

Paragraph 3: However, some critics argue that the initial cost of implementing renewable energy systems is too high. They believe that fossil fuels remain a more affordable option for consumers.

Paragraph 4: Despite these concerns, the long-term benefits of renewable energy far outweigh the initial investments.

Which of the following choices best improves the organization of Oliver's essay?