Final answer:
Water, food, and shelter are necessary for a human to survive and grow. Water is critical for cellular processes, while shelter provides protection and a safe place to live.
Step-by-step explanation:
Water, food, and shelter are necessary for a human to survive and grow. Water is essential for all living things as it is critical for cellular processes. Humans can only live a few minutes without oxygen, less than a week without water, and about a month without food. Shelter provides protection and a safe place to live. It shields humans from the elements and predators.