Which principle states that two species in the same habitat cannot have the same niche?

The question says,'which principle states that two species in the same habitat can not have the same niche? The principle is called competitive exclusion principle. It tates that two species that compete for exactly the same resources can not coexist stably. One specie will outcompete the other specie, which will be eliminated.

If you get a map and put the countries a states all together it forms all one piece you can also tell because of the earth quakes