Answer:
There are 3 trade barriers tarrifs, non-tarrifs, and quotas. The geographic trade barriers are natural such as oceans, rivers, mountains, etc.
Step-by-step explanation:
Tarrifs are a tax or duty that the government charges on goods coming into or going out of their country.
Non-tarriffs are a restriction to trade not involving tax or duty.
And quotas are a restriction on the quanity of goods imported.