I would like to see a video breakdown of this question
**Admin Note: Edited titled. Please use the format "PT#.S#.Q# - brief description of question"**
For example, in PT 93, JY explains that the ... other in/out games. In PT 61, I tried applying the ... a conditional relationship similar to PT 93 is only when there ...
It's an article about 2 schools of economics. I don't understand Q15 which answer is A. I chose B.
A. The environment's ability to yield raw material is limited.
B.Natural resources are an external constraint on economics.