12. Vector Bitwise Operators

How do you plan to solve it?

module bitwise_ops_demo (AND_OUT, OR_OUT, XOR_OUT, XNOR_OUT, A, B);
input [3:0]A, B;
output [3:0] AND_OUT, OR_OUT, XOR_OUT, XNOR_OUT;

assign AND_OUT= A&B;
assign OR_OUT= A|B;
assign XOR_OUT= A^B;
assign XNOR_OUT= (~A^B);

endmodule