The evolution of the eohippus into the modern day horse is an example of metamorphosis.
A character change would be internal, stasis means to remain the same and extinction is the end of an organism, the eohippus is extinct, but the question is asking specifically about it's change. Therefore choice 4 is the correct answer.
Answer: The danger of the narrators current predicament
Explanation:
due to virtual explantion of academy
A very common one would be I'm so hungry I could eat a horse