Intangible factors contributing to America's antebellum economic growth included the: a. steady issue of government patents for new tools and machines. b. rapid expansion of, and improvement in, transportation networks. c. entrepreneurial mentality and mechanical nature of most Americans. d. need to compensate for the continual shortage of labor and goods.

I believe your answer is most likely A or D, if not then C. (I hope it helps!!)

Explanation:

the correct answer is ) possibility.

demonstrating opportunity cost is done through production possibility.

the opportunity cost can be demonstrated using the production possibility frontier or curve. this graphic shows the total number of possibilities for two products when we have the resources needed and used in an efficient manner. the main resources could be money, labor, and technology. the curve shows that the production of one good increases when the production of the othe

there are indirect ways of affecting state laws   by with holding funding's. and that's why we have a 55mph speed on the high way with a design of 70mph speed.