Dissimilar than scientists thought
Mutualism because both animals benefit. The Elephant gets relived from the parasites that are on it and the bird gets food.
Answer:
People who acquire advantageous features have a greater chance of surviving, whereas individuals who have less useful traits are weeded out by natural selection. The higher the diversity of characteristics in a population, the greater the population's chances of survival.
Attached is the table related to this exercise that I found on the internet.
According to the table, the division with the largest sample was the division II.
Summing up all the individuals from the different divisions we have:
Division I - 22
Division II - 27
Division III - 21
The sample from division II is the largest.