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If you grew up with Abraham Lincoln, you would have seen great changes from the time Lincoln was a boy in Kentucky and Indiana to the time he was president in Washington, D.C.
Important changes took place in transportation. When Lincoln was a boy, there were no trains at all. It took a long time to send a message by stagecoach. By the time Lincoln was a grown man, the telegraph was invented. Messages could be sent very quickly.
Lincoln's mother cooked over a fireplace. When Lincoln was a lawyer in Springfield, his wife cooked on a stove. Women on the frontier made their own cloth. Later, more and more women could buy cloth made in factories. When Lincoln was a boy, people did not have machines to help them farm. By the time Lincoln was president, many farmers were using machines to help them harvest crops.
When Lincoln lived in a log cabin on the frontier, he never dreamed that one day he would live in a house like the White House.
Which of these is an opinion (not a fact) stated in this story?
A. Important changes took place in transportation.
B. Lincoln's mother cooked over a fireplace.
C. When Lincoln was a boy, there were no trains at all.
D. Women on the frontier made their own cloth.
What is A. Important changes took place in transportation?