Encompassing almost three quarters of the planet's surface, the Earth is covered by five oceans that contain over 90% of the water supply and hosts the largest mammal in the biosphere, the blue whale.
A) Earth is covered by five oceans that contain over 90% of the water supply and hosts
B) Earth's five oceans contain over 90% of the water supply and host
C) Earth was covered by five oceans that contained over 90% of the water supply and hosted
D) five oceans of the Earth, which contain over 90% of the water supply and host
E) Earth is covered by five oceans that contain over 90% of the water supply and hosts
---what I struggled with the question---
The best choice seem to be B, but I would like to ask Can non-living things take "'s"?