C. It has been said that there are other ways to solve the problem.
This is because it shows that the author has investigated other possible solutions and not just the one that they are writing about. All of the other answers just support the claim without mentioning anything else.
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Answer: 4
Explanation:
The role of Harriet Tubman in the Underground Railroad
Harriet Tubman was an escaping enslaved woman who had been a "conductor" on the Underground Railroad, guiding enslaved people to freedom until the Civil War, all while she was wearing a bounty on her back. Yet she was also a nurse, a Union spy, and a female suffrage advocate.
Answer: All respect him. or Everyone respects him
