Correct Answer: A, B, C, D

Solution : The correct sequence of sentences is: A, B, C, D, making option 1 the correct answer.

Correct paragraph: The world is facing an environmental crisis. Climate change is a major contributor to the crisis. The use of renewable energy can help to mitigate the crisis. It is important for individuals and governments to take action.

Explanation: Sentence A introduces the topic of an environmental crisis. Sentence B highlights a major contributor to the crisis by identifying climate change. Sentence C provides a possible solution by suggesting the use of renewable energy to mitigate the crisis. Finally, sentence D concludes the paragraph by emphasizing the importance of taking action by both individuals and governments. Therefore, the correct sequence is A, B, C, D.