Locate an informative or persuasive speech on Youtube. Was the thesis or purpose of the speech clear?

Locate an informative or persuasive speech on Youtube. Watch the speech once in its entirety, and then watching it a second time, answer these questions.a. What attention-getting technique was used? Was it effective?b. Did the speaker establish his / her credibility effectively?c. Was the thesis or purpose of the speech clear?d. Did the speaker preview the main points of the speech?e. Did the main points of the speech correspond with the preview?f. Did the speaker prepare the audience for the end of the speech?g. Did the speaker present any final appeals? Was this effective?h. What type of clincher (closing technique) was used? Was it effective?