My guess would be d. previously, because it's talking about early cars.
Question: What do you think causes the violent behavior of fans at football matches?
Answer: this happens when a team migtve won or lossed this may cause conflict between the fans or the team so they chosse violence
Explanation: this happens all the time best to stay away from conflicts like this
question answered by
(jacemorris04)
Answer:
let the children be told to keep quite
Answer:No he didn't because his report was on baseball, and he showed pictures of other sports which had nothing to do with his topic. He probably confused his readers because of this, And if he wanted to to show how important baseball was he should have showed pictures of baseball not other sports.