Final answer:
The impact of free trade on the price Company X pays for parts is that prices could go down.
Step-by-step explanation:
The best description of the impact of free trade on the price Company X pays for parts is that prices could go down. When a country engages in free trade, it opens up opportunities to import goods and parts from other countries where they may be produced more efficiently and at a lower cost. This increased competition and access to a larger market can result in lower prices for Company X when purchasing parts.
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