“His old life in Berlin seemed like a very distant memory now and he could hardly even remember what Karl, Daniel, or Martin looked like, except for the fact that one of them was a ginger.” Bruno has never before mentioned any physical differences in his best friends. Why might he suddenly be classifying his friends in this way now after living at “Out-With?”

Did not take responsibility for his speech.

Explanation:

As per the given description, the response given by Daniel to defend the structural organization of his speech reflect that he 'did not take the responsibility for his speech' which may affect his credibility as the speaker and lessen the impact of the speech. In order to be an efficient speaker, it is always advised that no matter what content one presents, he/she is supposed to take the sole responsibility of it which not only reflects your confidence and skills(in your research) but also helps enhance his reliability(as a speaker) as well as his claim and persuade the audience more conveniently. Thus, it reflects that 'he didn't take responsibility for his speech'.

he will find out what went wrong or happened and how.