In which applications is silver nanowire-based conductive ink commonly used?
1. Flexible electronics
2. Wearable devices
3. Solar panels
4. Food packaging
Select the correct answer using the code below:
1
1 and 2 only
2
1, 2, and 3 only
3
2, 3, and 4 only
4
1, 2, 3, and 4