what is the main function and subfunctions of a penSolutions

what is the main function and sub-functions of a pen?

solution

main function

- main function of pen is to write anything.

sub functions

- to stab the eye of the school bully

- pens are easily disassembled. Take the outer body and use it as a spitwad shooter

- Stylus

- Pointer

- Trache-tube (artificial airway used in tracheotomies)

- Emergency Axel for Bike

- Snorkle

- Straw

- Candle-Holder