I believe the answer B,have two recessive traits.
<h2>Answer:</h2>
Carbon
<h2>Explanation:</h2>
Carbon is essential part of living organisms. Scientist use carbon isotopes for dating purposes but the problem with carbon isotopes is also limited as Carbon dating only works for objects that are younger than about 50,000 years, and most rocks of interest are older than that
The cornea is the only part of the eye that touches air.
They could compete for the same food resource or actually hunt the native bird, therefore decreasing the population of the Native bird species.