Discuss the value of youth participating in volunteer work​

That's because those who volunteer when they're young are more likely to become philanthropic adults invested in their communities.

Explanation:

Participation in volunteer and civic opportunities from an early age instills empathy, inspires a sense of citizenship, and helps youth find pathways to meaningful education and work.

the answer is b, encourage free trade

it would be d). more resources must be obtained to attain that combination of goods and services