hi can someone help me with this ?

Part A. For each of the videos from this week, explain in brief sentences why the information presented in that video or article is important to research methods

video 1: https://www.youtube.com/watch?v=WgtLTSB6NIg

video 2: https://www.youtube.com/watch?v=vCE6zhdTHAI

video 3: https://www.youtube.com/watch?v=3TwgVQIZPsw

video 4: https://www.youtube.com/watch?v=KlCDgVCQRNg

Part b: Part B. What was interesting to you in these videos or articles and why? you can pick 2 videos or more.

thanks