Answer: Cooperative
Explanation: The scenario described above could best be termed as a cooperative ownership. A cooperative form of ownership usually exists whereby members of a corporation and shareholders of the cooperative group or society are entitled to a lease access of properties such as housing apartment belonging to the cooperative society. Here, the corporation owns the property and members are who posses stock in the corporation can get access to these apartments usually at very low prices compared to external housing blocks which non-members will also not be able to enjoy. However, residents aren't the outright owners of the apartments.