Hello. Unfortunately, you did not present the speeches to which this question refers, which makes it impossible for me to answer you. However, I will try to help you as much as possible.
The only way to answer this question is to read both articles completely and understand the arguments and opinions presented by the authors. After doing these readings, you should identify the text that was most significant to you. It is likely that this is the text that you agree with the author's arguments, or that managed to provoke a strong reflection in you. Once you've identified this, you should look for which part of this text that made an impact on you and managed to make you choose it. This part is the text element that was meaningful to you.
The answer is B
I am just adding extra stuff here so it can add up to 20 characters
<span>This line of dialogue shows that Rainsford is a rational man. He does not believe in superstition. He is aware that people in a group may disregard their own decision making and critical thinking facilities in favour of confomity within the group. If a superstitious idea begins to gain traction amongst the men, they may succumb to mass hysteria. Rainsford hopes to calm the fears of the listener by telling them indirectly to disregard their own fears about the island.</span>
B is the most likely answer because the passage shows that the speaker believes in working hard, facing challenges, and working together