Demand curve is the ratio of demand (of whatever) to its price. It indicates the inverse relationship of what's demanded and the price
In stage 1 the two rates are balanced. In stage 2 they diverge , as the death rate falls relative to the birth rate. In stage 3 they converge again, as the birth rate falls relative to the death rate. Finally in stage 4 the death and birth rates are balanced again but at a much lower level.
Just took the test and figured out the answer was A. Hoped I helped you and everyone else reading this.
If it's asking a combination of culture traits in a culture group then the answer is culture complex.
Panama, nicaragua that’s the answer for the countries it borders