Answer: Option D
Explanation:
In case, tiger has not been killed by the hunter it could have produced more fertile offspring in his lifetime.
The tiger which is most fit is the one who can produce the maximum number of fertile offspring when it is alive.
No matter when the tiger is being killed by the hunter it is giving birth to 9 fertile offspring during his life so this tiger is the fittest tiger.
Hence, the correct answer is option D
Yes, the population of rabbits is in genetic equilibrium because both white and brown rabbits have equal chances of survival throughout the year. During the winter season, the brown rabbits stand out and are likely to be eaten by predators, but during the summer, white rabbits stand out and are likely to be eaten.