Answer:
I hope this helps you! :)
Explanation:
Survival of the fittest" is a popular term that refers to the process of natural selection, a mechanism that drives evolutionary change. Natural selection works by giving individuals who are better adapted to a given set of environmental conditions an advantage over those that are not as well adapted.
In order of increasing energy,
2s < 3p < 4s < 3d
The first part of the answer is in the photo attached. I hope i can attach a second photo...
False there are actually 5 types of biomes