The answer is Eukaryote that is the sea spiders' domain
Answer
Production Possibility Frontier
Explanation
The Production Possibility Frontier (PFF) is a curve depicting all maximum output possibilities for two goods, given a set of inputs consisting of resources and other factors. The PPF assumes that all inputs are used efficiently. The (PFF) represents the point at which a country's economy is most efficiently producing its goods and services and, therefore, allocating its resources in the best way possible.
1) - removing barriers to trade does not protect from foreign influence - false.
2) regional trade blocks are usually correlated with decreasing, not increasing tariffs - false.
3) this it true - and this is the reason - correct answer
4) it increased, not reduces diffusion- not the correct answer
Though the pumpkin shares its name with the Seminole tribe, it was widely consumed and grown by the Miccosukee, Creek, and other tribes indigenous to Florida.