Explanation:
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Answer:
They show that Nora goes from playing happily with her children to being startled by Krogstad, an unwelcome visitor. They show that Nora, the children, and Krogstad are on the stage at the same time and are communicating with one another. They show that Nora has to take care of her children without the help of her husband, Torvald, and resents it greatly. They show that Krogstad is familiar to the family and is a frequent visitor, so he can walk in without
Explanation:
Answer:
b
Explanation
2h đầu đi được 100km
3h sau đi được 90km
=> AB = 190km đi trong 5h
vận tốc trung bình = 190/5=38km/h
