Which claim do both passages support? abolitionists used powerful speeches and presentations to engage people and persuade them to join the abolitionists’ cause. people objected to the cruelty of involuntary servitude, but king george iii had economic reasons for ending the trading of enslaved people. most people in england did not care whether thousands of enslaved people suffered as long as sugar remained plentiful. the abolitionists' tremendous efforts showed that making moral arguments to support political movements were not successful.

Abolitionists used persuasive speeches and presentations to engage people and persuade them to join the abolitionists’ cause.

Explanation:

When Thomas is brought into the limelight about the challenges that the people of Haiti were encountering, he requested support from the French government through John Adams. The testimonies they acquired were from the people who had gone through the robust experience in the hands of slavery.

This made the leaders decided to address people and make them understand the situations that they had to go through during that period. The testimonies were the limelight that they had experienced.  

i think it is b. hope this !