There are three different cable locks and three different keys. One cable lock can only match to one key. If each cable lock needs to be paired to a key at random, find the number of ways such that...

There are three different cable locks and three different keys. One cable lock
can only match to one key. If each cable lock needs to be paired to a key at
random, find the number of ways such that
(i) at least one key goes to the wrong cable lock
(ii) exactly one key goes to the wrong cable lock. Justify your answer.

#PLEASE HELP WITH THIS PRACTICE PROBLEM............