Here's a problem to solve: Some animals are very rare. For example, there are very few Siberian tigers. If the only Siberian tigers left are female, what will most likely happen?

Among the 4 following options, which is the correct answer?

- A: The females will find another type of male animal to mate with and produce more Siberian tigers.
 
- B: The females will mate with each other and produce more Siberian tigers.
 
- C: The females will only be able to produce female Siberian tigers.
 
- D: The females will not be able to produce more Siberian tigers, and they will die out.
 