Answer:
The digestive system works very closely with the circulatory system
Explanation:
Chloroplasts could be found in blue-green algae
The answer to this is
B: More likely to have diabetic babies.
I hope this helps you out :))))
I would have to say the answer is C.
A is incorrect since hydrogen is not an air pollutant.
B is incorrect because ozone is most definitely one of the top.
And D has cyanide which is a chemical for suicide during wars.
Hope this helps!