<h2>D) is the correct option </h2>
Explanation:
Northern elephant seal is an example of bottleneck effect
In bottleneck effect the elimination of inferior genotype from a homogeneous gene pool occurs due to the strong natural selection pressure and changing environmental conditions which leads to the genetic drift and only a few most adapted genotype survives and flourish
In case of Northern elephant seal, due to hunting a population decline occurred, environmental conditions changed as a result few genotypes homozygous for every gene is present
The nitrogen in the soil of the left garden is more plentiful than the right. People have probably already harvested the right which leaves less nitrogen in the soil which leads to weaker crops
Answer: first photo in my opinion would be d or c, but mostly d!
2nd photo would be either a!
hope i helped!
The answer is called photosynthesis. Hope this helps.