QUESTION 1: What is the best tool in the face of difficult questions according to the text?

QUESTION 2: How does the text qualify the comparison with experienced speakers?

In possessing as many degrees and certifications as possible
In mastering every technical detail without exception
In your unique perspective, expertise and ability to synthesize for that audience
Imitating the style of famous presenters

I will improvise an answer so as not to look bad
Changing the subject to avoid the question
I will avoid responding until the presentation is over
I don't have that specific at the moment, but I will look into it and give you an answer