1. How does opportunity cost affect people's wants and needs? A. it changes the supply and demand of goods.. (B) It requires them to make a choice. (C) it requires them to be producers and consumers. (D) opportunity cost does not impact wants and needs. 2. when supply decreases and deman increases, what happens to the price of a good.. (A) it increases. (B) it stays the same. (C) it decreases (D) it is unaffected..
