Answer: Your welcome!
Step-by-step explanation:
This is an example of cognitive bias. Cognitive bias is the tendency to remember information that confirms one's existing beliefs and to forget or ignore information that contradicts them. In this case, Brianna and others remembered the personal stories shared by the speaker, which may have reinforced their existing beliefs about immigration, but did not remember the speaker's arguments. Tom, on the other hand, was able to remember the speaker's arguments and was able to form an opinion based on that information.