I think the most logical answer from my research is option c.
I'm not sure, but I tried.
Check out this website: http://www.notablebiographies.com/Ch-Co/Chaplin-Charlie.html .
It's really detailed and might help you find answers to your question.
B.) It helps the reader understand the speaker's thoughts.
Lady Macbeth had given the signal of a bell ring to ensure Macbeth knew it was clear to finish the actions that were to take place.
Explanation:
Highlighting the problems in the speech that resonate with the majority of the audience's views and values. Avoiding any subject that is deemed contentious by a big portion of the public or is proven to be false by the majority. In front of senior parliamentarians and highly respected people in the community, the manner of the speech must be quite courteous.
