Final answer:
The correct answer is A. People will become ill unless they get clean water.
Step-by-step explanation:
Water pollution can lead to contaminated water, which in turn can cause a variety of health issues. In the given scenario, the water is contaminated, indicating that it is not safe for consumption. The statement suggests that unless people obtain clean water, they may become ill.
Furthermore, the global water crisis is intensified by factors such as global pandemics, pollution, and climate change. As the world population increases, the demand for clean water exacerbates, with the poorest communities facing the brunt of this crisis. Action needs to be taken to improve water sanitation and infrastructure to prevent the spread of waterborne diseases and to protect vulnerable populations.