Mark the letter A, B, C, or D on your answer sheet to indicate the best arrangement of utterances or sentences to make a meaningful exchange or text in each of the following questions from 1 to 5.

1. To solve this, we can reduce plastic use and recycle more.
2. If everyone works together, we can keep our water clean and protect the environment.
3. Another cause is people throwing garbage into the water, especially plastic, which doesn't break down easily.
4. Factories often dump harmful substances into rivers and oceans, making the water unsafe.
5. Water pollution is caused by many things, like industrial waste, chemicals, and plastic.
6. Governments can also create laws to stop factories from polluting, and people can help by cleaning up local beaches and rivers.