Option B i.e A Divide is the correct answer.
The Rocky mountains are also called a Divide or Continental Divide of Americas because these mountains separate river system flow in the pacific ocean and the river system which flows in the Atlantic ocean. The Continental divide is also called as the Great Divide.
Well, no.
Chicken pox are contagious, and acne is not. Also you would be very sick if you had chicken pox.
In appearance, I wouldn't go as far and say that they are alike, or similar as Chicken pox spread across the whole body.
Hope this helps!
Answer:
a is perpendicular to c will be the answer.
