I would say B. All resources are limited and cannot meet all needs and wants hence the term first come first serve also timing and who has the most to obtain that resource at the given time.
A. Lava or magma cools and then crystallizes
This is the answer because when magma cools, it hardens and isnt in liquid form
Answer:
https://quizlet.com/144026010/extending-voting-rights-flash-cards/
Causes hardening of the artery , therefore increased pressure in artery walls will cause pressure in valves increasing blood pressure. So people with CAD have HTN