Answer:
trade.
Explanation:
there isn't the sentences needed to answer this question but trade is important and they are also neighbors so I hope this helped
1. a
2. the
3. the
4. the
5. a
6. the
7. a
8. an
9. no article
10. an
11. an
12. a
13. the
14. the
15. the
16. no article
17. the
18. The
19. the
20. no article
21. no article
22. the
23. the
24. no article
25. an
a
b
