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Which is the highest level of the hierarchy of needs model? a. humanity b. intrapersonal c. team d. interpersonal

Description: write function lastfirst() that takes one argument—a list of strings of the format "lastname, firstname" —and returns a list consisting of two lists: (a) a list of all the last names (b) a list of all the first names

What is an rss reader used for? for creating a user account on a social new site