Answer: Option (D) is the correct answer.
Explanation:
When aluminium reacts with oxygen, it results in the formation of a layer of aluminium oxide on its surface.
This outer layer gets corroded but it forms a protective coating for the inner layers that prevents from further corrosion.
Thus, we can conclude that metals like aluminum can react with oxygen to form coatings that prevent corrosion.
C) MgO aka magnesium oxide
The answer is B: elliptical. Spirals have arms so are not round, no such thing as circular, and irregular don't have simple geometric shapes
They do this so that when you drink it or use it the contaminates that used to be in it dont make you sick
Organisms that share many derived characteristics are probably more closely related
