One of the objectives of the Niger Basin Commission is to

The objective of the Niger Basin Commission is to regulate and promote the sustainable development of the Niger River and its basin. This includes managing and protecting the natural resources within the basin, such as water, soil, and biodiversity, and promoting economic and social development in the region through projects and initiatives that are environmentally friendly and socially equitable. The Commission also aims to facilitate cooperation and coordination among the countries that share the Niger River and its basin, with the goal of ensuring peaceful and sustainable use of the resources within the basin for the benefit of all. Therefore, the correct option is regulating the sustainable use of natural resources and promoting economic and social development in the Niger River Basin.