Correct Answer: Promoting environmental sustainability

Solution : The correct answer is (c) Promoting environmental sustainability

The primary purpose of environmental infrastructure is to promote environmental sustainability. Environmental infrastructure refers to the physical systems, facilities, and networks that are designed and implemented to protect, preserve, and enhance the natural environment.

The primary goal of environmental infrastructure is to promote environmental sustainability, minimize environmental degradation, and protect natural resources. While environmental infrastructure may indirectly support other aspects such as transportation and industrial growth, its primary purpose is to ensure the long-term health and sustainability of the environment.