the value has been removed from the list the remove(method removes the first occurrence of the value you pass itand only the first for exampletype the following into the interactive shellx [ remove( [ notice that only the first value was removedbut the second and third ones are still there the remove(method will cause an error if you try to remove value that isn' in the listx [ remove( traceback (most recent call last)file ""line in valueerrorlist remove( ) not in list if smallestdistance = xy is directly on treasure chestchests remove([xy]return 'you have found sunken treasure chest!the only time that smallestdistance is equal to is when the sonar device' xy coordinates are the same as treasure chest' xy coordinates this means the player has correctly guessed the location of treasure chest remove this chest' two-integer list from the chests data structure with the remove(list method then the function returns 'you have found sunken treasure chest! else if smallestdistance board[ ][ystr(smallestdistance return 'treasure detected at distance of % from the sonar device (smallestdistance else board[ ][ ' return 'sonar did not detect anything all treasure chests out of range the else-block starting on line executes if smallestdistance was not which means the player didn' guess an exact location of treasure chest if the sonar device' distance was less than line marks the board with the string version of smallestdistance if notmark the board with ' post questions to