A 4-variable AND-OR circuit produces a 0 at its Y output. Which combination of inputs is correct?

• A = 0, B = 0, C = 1, D = 1
• A = 1, B = 1, C = 0, D = 0
• A = 1, B = 1, C = 1, D = 1
• A = 1, B = 0, C = 1, D = 0