The correct answer is the second answer: population increases.
The demographic transition model describes how a population of a country transitions from high birth and death rates to low birth and death rates, as a country becomes more industrialized. This transition occurs through five stages (refer to attached image). In the second stage of the <span>demographic transition model, a country's population increases because birth rates continue to increase, while death rates fall considerably. </span>
Positive and linear relationship says that as one variable increases, the other increases likewise. As seen in the hypothesis stated above, Tlhe more people watch soap operas, the more extra-marital affairs they will have.
Both are from different places and have different experiences from each other. Both may have been taught to display emotions in different ways. So yes, she should expect the two to differ in how they display emotion.