Which of the following is a Global common?

Ocean floors

The correct answer is Option 3 - Ocean floors

Option 1- MNCs
Option 2- Chain of hotels
Option 3- Ocean floors (It is a global common)
Option 4- National rivers

Some areas or regions of the world are located outside the sovereign jurisdiction of any one state and therefore require common governance by the international community. These are known as res communis humanitatis or global commons. They include the Earth’s atmosphere, Antarctica, the ocean floor, and outer space.