The correct answer is hunters.
In certain habitats hunters are responsible for maintaining population numbers of certain species. Overpopulation of some animals can lead to destruction of local vegetation, death of other animals, spreading of diseases, infestations etc. To maintain equilibrium hunters will cull the numbers of certain animals periodically.
The correct answer is 2
Explanation: 100 ÷ 7 = 14
There are 2 left
It ships the whole world's oil.
I'm sure the answer is William James.