The correct answer among all the other choices is B. To revise the articles of confederation. This was the original intention of the delegates that met during Philadelphia in the summer of 1787. Thank you for posting your question. I hope this answer helped you. Let me know if you need more help.
To cause a source to be biased means that it is influenced by your opinion or another factor that is not factual. Bias can take away from the credibility because it is not completely true, as a source should be.
