Question

Which office supplies start with the letter k

Answer 1

her are some =keypad
key

Answer 2

There are many office supplies, as the list given bellow:

1 - keypad
2 - key (A key as in a desk key, or a key for answers or products or charts)
3 - keyboard
4 - kit (as in many definitions)
5 - kite (as in a brand of folder)