Identify tongs in figure and choose answer with the help of following codes -
1. Pick up
2. Hollow round
3. Square mouth
4. Flat mouth
1
a - 3, b - 4, c - 1, d - 2
2
a - 3, b - 1, c - 4, d - 2
3
a - 1, b - 2, c - 4, d - 3
4
a - 3, b - 2, c - 4, d - 1