Based on Sam Harris's conclusion, what does Sam Harris propose as a way to prevent the loss of control over superintelligent Al$?$

To establish a set of universal laws and principles that can govern the behavior and rights of Al agents

To limit the scope and power of Al systems and ensure human oversight and intervention

To create a global coalition of experts and stakeholders who can collaborate on the ethical and technical issues of Al development, something similar to Manhattan Project

To enhance the intelligence and morality of humans and other species who can coexist with AI