Which group of need is the most powerful for marketing and sales?

topic name the 5 levels of Marslow’s hierarchy. Which group of need is the most powerful for marketing and sales? Why?
for the order here, call it Marslow for maketing & sales

6 pages research paper 5 slides for marketing class using academic journals.
Illustrate the link between the customer and the
firm in marketing.
Term paper and term paper presentation
Review and evaluate research on marketing
strategies and how these impact persons in the global environments.

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