Who play Apex Legends up in here?

If you turn on the lock alpha button , what happens

The graph shows median weekly earnings for full-time workers according to education level. which can you not conclude?

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