Answer:
The researchers are studying mockingbirds as part of an effort to better understand how species adapt to urbanization.
Answer:
I think the answer is the first option, more reliable and harder to use.
Explanation:
I think this because technology is expensive and the most reliable thing we have right now so the other options don't make sense.
A domain is a taxonomic category above the kingdom level.
The answer is B. I hope that this helped.
