People were concerned about what groups were influencing politicians through their contributions.
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The abolitionist influenced the opinion in the north by "moral suasion" through newspapers, speeches, and community groups.
Answer: Option D
<u>Explanation:</u>
Abolitionists in the United America were totally against the spread of slavery in the region and they tried a lot of manners to spread their message to influence the people in the north to stop slavery.
But the most common method was to spread message through moral suasion and also used lecturing method to change the thinking of the people. Press was also used to spread the message of these abolitionists to change the mind and heart of the people in north.
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