12. Vector Bitwise Operators

How do you plan to solve it?

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