Refer to the given flow chart and identify wastes P, Q, R and S.
P | Q | R | S | |
A | Plastic container | Urine bag | Dead body of animals | Tea leaves |
B | Newspaper | Glassware | Rotten fruit | Syringe |
C | Aluminium foil | Ear bud | Wooden spoon | Discarded human organ in a transplant |
D | Credit card | Cotton balls | Cooked beans | Human excreta |