Don't blame me if you get it wrong i'm a dumb but yet successful student
Warm blood gives deep-sea fish a boost, according to Wegner. The opah's muscles and nervous system likely function faster than an equivalent fish with cold blood. ... This fish, the southern opah, lives in colder waters than the northern opah, so it would be harder to keep warm, Wegner said — but even more beneficial.
True.
Because some people breathe less pollution and face lower risks of premature death and other serious health
The answer is the second choice
