During the post-World War 2, economic boom,following group became a new target for advertisers :
It was a baby boom era and businesses wanted to target teenagers because they had money in their pocket as they had jobs.
I think it's A. Hope this helps!
One of the greatest impacts that Ford's assembly line had on changing American lifestyle was that it put the individual's focus on a specific task, which made employees specialize in a single task as opposed to many--making them more skilled.
