Determine the values of A, B, C, and D that make the sum term equal to zero.

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