I have to draw something and I have 3 topics to choose from and I choose photosynthesis so I was given an assignment which is "Construct a drawing to show the movement of matter and energy from plants into other organisms. Show how mass and energy are conserved before and after each interaction." So what can I draw?

Afactory buys 10% of its components from suppliers b and the rest from supplier c. it is known that 6% of the components it buys are faulty. of the components brought from suppliers a,9% are faulty and of the components bought from suppliers b, 3% are faulty. find the percentage of components bought from supplier c that are faulty.