Answer:
Permian
Explanation:
The period that came before the Triassic Period was the Permian Period. This was the last period of the Paleozoic era; with the end of the Permian Period came not just the start of the Triassic Period, but also the start of the Mesozoic Era.
It depends on the rain fall they get.
Advantage was to eliminate tariffs. reducing the cost of goods between the countries, The disadvantage is that Us companies moved into mexico to produce the goods cheaper then ship then back up into the us
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