Creating a Professional Presentation

This answer must be at least 300 words, reference not included in word count.  Needs at least 2 references that are peer reviewed articles within the last 5 years.  Both articles need to be cited within the answer at least once.  Needs to be in APA format.  ANAWER MUST BE ORIGINAL, no plagiarism.  Below is the question

Creating a Professional Presentation

Think about good and not-so-good professional presentations that you have attended in the past. Give an example of what made an effective presentation. Give another example of what detracted from their ability to deliver a message to the audience.