Transit efficiency, energy usage, and average income
Migration helps in improving the quality of life of people. It helps to improve social life of people as they learn about new culture, customs, and languages which helps to improve brotherhood among people. Migration of skilled workers leads to a greater economic growth of the region.
Hope it helps:)
Their change in position is caused by the movements of the tectonic plates.
Question 2 ; the only star that is located in our solar system is the sun
