Answer:
Nations generally trade only one type of good or service
Explanation:
Specialization in business involves focusing on one product or a limited scope of products so as to become more efficient.
B.) Wave erosion
Beaches, spits, sandbars and barrier beaches are all land features that are created by WAVE EROSION.
Wave erosion creates beaches when eroded sediments from rocks and cliffs are transported to the beach.
Beaches are made from mineral grains and pieces of shell or coral.
Spit is identified as a sand connected to land and extending towards the waters.
The approximate average ocean depth along the continental shelves bordering North America is 3958m. The average depth of the continental shelf, however, is 200m
I'm pretty sure this is a false statement
The answer is I Only
This is because Mining is a primary job while retail and sales are secondary jobs
