I believe the answer is: <span>education levels among women increase.
Studies show that as educations levels among women increase, the awareness of the hardship that they might encountered when they're having too many children (or too early) started to increase. This could lead to small number of newborns and lead to zero population growth.</span>
Answer:
The factors that can create differences in perception can arise from the perceiver, like his attitude, motive, past experiences, education, and even faith. Factors produced by the target could be being a novelty, its sound, or size. The Situation can also create factors that affect perception, such as time and context.
Explanation:
Although everybody might have a different perception of reality, the reality remains the same. What we perceive as reality is not reality itself, but a constructed idea based on the aforementioned factors that become our reality. Our perceptions do reflect reality, but reality can be interpreted in as many ways as people are in the world, so we can´t expect our reality to be the only one.
In 1750 the price of a cotton shirt was much higher because there was less efficient technology.