Answer:
A.Provide an introduction.
Explanation:
A staff meeting to introduce new employees would be an appropriate setting to use jargon. Jargon is language familiar to a certain profession and so in this case it will allow the new employee to recognize the jargon.
When the number of divorces becomes problematic for society.
hope this helps :)
personally i think it is "rootless" as wanderers don't really have family roots in a town or any certain town that they live in because the are travellers.