Ectotherm is just another way of saying 'cold blooded organism'. Your answer is 4.
It can filter less water out of the blood.!
Anything that says further apart is incorrect. So B is incorrect.
A is correct as near as I can tell.
C is not correct. The particles. I think C is the right answer supplied with the wrong reason. Regretfully, you can't choose it.
Same answer as C for D. Right answer wrong reason.
Answer A.
Answer:
Family history of addiction. Drug addiction is more common in some families and likely involves genetic predisposition. ...
Mental health disorder. ...
Peer pressure. ...
Lack of family involvement. ...
Early use. ...
Explanation: