100 POINTS! I need help with Part 1

Number 2 is mixed. Because it dose not fall in with the other trade or market type terms.
and number 3 is scarcity because it dose not fall in with its partner terms which are also talking about goods/ trade.
hope this helps!
Answer:
Explanation:
1 - The first one, allocation, is a process, while the other three are types of resources
2 - Mixed, the other three are dealing with aspects of trade and the market
3 - Scarcity, the other three relate production, where producers offer goods and services