To get output 1 for the following circuit, the correct choice

1. A = 0, B = 1, C = 0
2. A = 1, B = 0, C = 0
3. A = 1, B = 1, C = 0
4. A = 1, B = 0, C = 1

The Boolen expression for the given combination is
output Y = (A + B) · C
Truth table

Hence, A = 1, B = 0, C = 1