Electric cars are changing society because they reduce the amount of emissions that contribute to climate change and smog.They also have fewer moving parts than their traditional counterparts, so they need fewer people to assemble them and fewer supply chains for getting the necessary parts. With fewer moving parts, market for spare parts and maintenance will decline.
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Answer: All of them except I think total number of students because no matter the number, people need these ramps
Black codes prevented african americans from getting certain jobs.