Read the passage and answer the question.
Passage:
The debate over climate change often centers on the impact of human activities. While some argue that human actions are the main contributors, others believe that natural factors play a significant role in the Earth's changing climate.
In the given passage, what is the primary purpose of the author?
To discuss the debate over climate change
To emphasize the role of human activities
To refute the impact of natural factors
To promote awareness about climate change
23 questionado
