Answer:
World war 1 affected the workers by giving them more time at home with their family but they could not work so most starved to death because they had no money to spend.
Explanation:
custom made jewelry is always made one at a time so that's not it novels are written by one person and while they are mass distributed if the writer were to die no more books would be written paintings can't be made in mass production because only one person paints them so he only answer that will work is computers which enough are made that almost everyone owns one
