Design a full adder circuit to add 3 bits. A B- Cin- P Cout Camry G Ful Adder 5) Carry C Full Adder A 0 0 0 0 Carry C 1 1 1 1 Full Adder B 0 Carry 0 1 1 0 0 1 Design 4-bit adder which add two 4-bit numbers using Half adder and full adders. Cin 0 1 1 0 1 0 1 1 Sum Half Adder 0110 1 0 0 1 Cout 0 0 0 1 0 1 1 1