Final answer:
A Fitness park (Option D) is the correct term for an outdoor area complete with exercise equipment designed to promote physical fitness.
Step-by-step explanation:
A dedicated outdoor area equipped with exercise or sports equipment designed for physical exercise falls into the category known as a Fitness park (Option D).
Similar to a playground designed for children, a fitness park provides various stations and equipment tailored for adults and youth to engage in physical fitness activities.
These parks aim to encourage a healthy lifestyle by providing a space where people can perform exercises such as pull-ups, sit-ups, and other body weight exercises to improve strength, flexibility, and cardiovascular health.