Species Diversity
-All the other answer choices are defined for a different purpose. Although it might be too obvious that species diversity is the answer because the word "species" is mentioned in the question, it's actually the right answer.
Let me know if I'm wrong or not,
Hope this Helps!
I believe the correct choice of answer would be A. Hope this helps!
Answer:
a option is a correct answer
Philology is fundamentally "the correct interpretation of texts."
the brothers' ability to overcome difficulties to succeed as scholars