Answer:
2009 in September 2009, Kraków, Poland. But I think it was most popular in 2017 and now, when everybody's doing stup.id virtual school.
I feel like it A
It could be something else too
Elderly people fear dependency because they lose their independence, It necessitates new role behaviors and their status in society changes.
<h3>What is a dependency?</h3>
Dependency is when a person is helpless and he or she needs someone else for work and life.
Children are dependent on their parents.
Elder people depend upon their children because they can't do all things on their own.
Thus, the correct option is D, all the above.
Learn more about dependency, here:
brainly.com/question/22276156