Which of the following decisions best shows the u.s. governments willingness to participate in the global economy

1. Signing trade agreements with multiple countries to reduce tariffs and promote economic growth.

2. Joining international organizations such as the World Trade Organization to promote free trade and economic cooperation.
3. Investing in infrastructure projects in developing countries to improve global economic development.
4. Participating in international summits and conferences to discuss global economic issues and coordinate financial policies.

All of the decisions listed above show the U.S. government's willingness to participate in the global economy.