America was isolationist- everyone wanted to stay out of European military affairs at all costs and they felt that the League of Nations would drag the US into unnecessary affairs.
Answer;
Expanding Free-Trade Agreements
Explanation;
Investment in human capital involves development of employees by companies.
Human capital is skills for and of the workplace valued in money made.
Expanding the trade would make it easier to do most jobs because more products could be made and there would be no limits on production.
They did believe them<span />
1) producer
2) producer
3) consumer
4) producer