What machine learning technique helps in answering the question

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

To move an excel worksheet tab, simply right-click on it drag and drop it double-click on it delete it

Emma is using an artificial intelligence system, which contains information on botany, to identify a type of plant from an image. what type of ai is emma using?