Please type explanation to remove confusion from possible handwriting errors

PsosLEM 4 A group of four friends goes to a restaurant for dinner. The restaurant oiiiers 12 different main dishes. {i} Suppose that the group cr.-ller'.ti'luive13,-r orders four different dishes to share. The waiter just needs to plane all four dishes in the center of the table. How roan}.-r dierent possible orders are there for the group? [ii] Suppose that each individual orders a main omu'se. The waiter must re member who ordered which dish as part of the order. It's possible for more than one person to order the same dish. How roan},r different Imssihle orders are there for the group? How manyr different passwords are there that contain onlyr digits and lowerease letters and satisfy the given restrictions? [iii] Length is T and the password must contain at least one digit. [iv] Length is T and the passmrd rnust oontain at least one digit and at least one letter