Physical distance is the correct answer.
Studies have shown that having a close relationship between grandparents and grandchildren is important and can reduce symptoms of depression for both. However, more and more kids have grown up without having much physical or emotional contact with their grandparents. The most common explanation for grandparents and grandchildren to have a remote relationship is the physical distance between them.
People migrating from one place to another, new ideas being introduced. is this multiple choice? i’d say the last one if so
It is the most developed country Dubai is very technological country in the world it is it is developed more than USA and its population is around 300 million and its ATP is 5 million per month