Apresenter is preparing to deliver a presentation at an annual conference. over 200 people are expected to attend this presentation. which of the following is the least effective technique for making a lasting impression on the audience?
a)open with a joke.
b)focus on the audience's interests.
c)describe the topic in human terms.
d)use specific numbers, dollars, or percentages.

A) open with a joke

Explanation:

Presentation is delivering and presenting of speech in front of audience by presenter.Ideas, content and thoughts are demonstrated and shared through medium of presentation.

A good presentation can be presented through organizing the ideas, confidence while delivering speech, notes creation, strong opening etc,

Opening a presentation with joke is not appropriate and formal way for starting a presentation. It will not create impressive effect on the audience.

Other options can be used during the speech because concentrating on audience's liking,describing subjects and using parameters can positively influence the presentation.

Thus, the correct option is option(A).

i dont know but thats a great qusestion

answer:

d. because dr. laguardia selected a widely used measure, his study generalizes to has strong external validity. external validity has limited external validity. other applications of this measure.

the widely used measure that he applied to his experiment was the benton facial recognition test. it employed on to football players and as result, only players who suffered brain concussions did not pas this test. and although it has an external validity, it is limited because it isn't general to apply to other population.