Final answer:
If the makers of Aquafina provide free water at the NYC marathon, they are fulfilling a basic physiological need of the participants.
Step-by-step explanation:
Providing free water at the NYC marathon for participants is fulfilling a basic need of individuals. This need can be classified as a physiological need according to Maslow's Hierarchy of Needs. Physiological needs are fundamental needs required for survival, such as food, water, and shelter.