in 2-3 sentences explain why this answer is correct like a twelve-year-old
What was one problem caused by transportation changes in the twentieth century?
Automobile traffic increased greatly over time.
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One problem caused by transportation changes in the 20th century was that there were way more cars on the road, which caused a lot of traffic jams and made it harder to get places. So yeah, that answer is spot on because it talks about how transportation changes led to more cars and more traffic, which was a big problem back in the day.
1 answer