Find files and directories modified in last n minutes in Linux

Question:
What command can be used to find files and directories modified in the last 5 minutes in the /dev directory?

1. find /dev/ -mmin -5
2. find /dev/ -cmin +5
3. find /dev/ -cmin -5
4. find /dev/ -mmin +5

Answer:
A - is the correct answer. The find /dev/ -mmin -5 command can be used to find files and directories modified in the last 5 minutes in the /dev directory