In a transitioning economy, what is a downside of rapid economic grwoth?

The downside of rapid economic growth is manifested in increased environmental pollution, Rural-Urban migration which may negate the development of some parts of the country. Noise pollution due to overwork of machines.Overpopulation especially in urban areas straining facilities and creating conflict. Welfare may not necessarily improve due to arising unequal distribution of wealth.

This question seems like it should be quite hard although it reall just wants you to subtract.92-8.7=83.3