public string tostring() loops through the groclist arraylist and appends the tostring() of each grocery object to the strlist variable. using the grocery.tostring() method from the grocery class will be handy for this method. each entry will have newline character between them. '\n' broccoli which costs: $2.99, located in the aisle 12. cheese which costs: $1.50, located in the aisle 3. rop tamen which costs: $4.25, located in the aisle 14. overrides: tostring in class object