Answer:
the correct answer is 2) United States.
Explanation:
The country with the largest military in the world is the United States. The United States has the highest defense budget and military spending, and it maintains a significant number of active military personnel, advanced weaponry, and a global military presence. The United States invests heavily in its military capabilities, which include a robust air force, navy, and army. Additionally, the United States has alliances and military partnerships with various countries, further enhancing its military strength. Therefore, the correct answer is 2) United States.