Answer:
Vein
Explanation:
Veins are the ones that keep you alive because blood goes inside the vein
Answer:
I believe that the answer is A.
Explanation:
This option makes the most sense because of the industrial and agricultural revolutions.
Evolution does not occur in a straight line with one species another in a series of orderly steps with living species that are closely related share a common trait. I hope my answer has come to your help. God bless and have a nice day ahead!
