Which aspect of international trade allows countries to improve their relationships?

Question- Which aspect of international trade allows countries to improve their relationships?

Answer- International trade allows countries to expand their markets for both goods and services that otherwise may not have been available domestically. As a result of international trade, the market contains greater competition, and therefore more competitive prices, which brings a cheaper product home to the consumer.

question is unclear.

i can't sorry.

post the full question so i can .