Encouraging trade is an example of a. insuring domestic tranquility b. promoting the general welfare c. securing the blessings of liberty d. establishing justice

B. promoting the general welfare

Explanation:

International trade is the environment in which countries trade goods that each produces. This is a way of improving economies and securing the supply of products in all countries involved. For example, if a country does not produce fruit but produces manufactures, that country may trade with a country that produces fruit but does not manufacture. In this way, citizens of both countries will have access to both types of products and social welfare improves.

th

Explanation: