Identify the correctly matched paris from among the following with respect to e-waste management:
| E-waste Source | Constituents |
| 1. Motherboard | Mercury |
| 2. Printed circuit board tracks | Copper |
| 3. Relays and switches | Beryllium |
| 4. Gaskets in computer monitors | Lead |
| 5. Chip resistors | Cadmium |
Identify the correct answer from the codes given below.
1
1, 2 and 3 only
2
2, 4 and 5 only
3
1, 3 and 5 only
4
All of the above