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.
Explanation:
The hierarchical structure within a biosphere can be represented as biological levels of organization of living things arranged from the simplest to most complex are:
Organelle, cells, tissues, organs, organ systems, organisms, populations, communities, ecosystem, and biosphere.
The modern United States receives its crowning star when President Dwight D. Eisenhower signs a proclamation admitting Hawaii into the Union as the 50th state. The president also issued an order for an American flag featuring 50 stars arranged in staggered rows: five six-star rows and four five-star rows. The new flag became official July 4, 1960.
