11. Vector Concatenation

How do you plan to solve it?

/*Write your code here*/
module concat8_packer(input [3:0] A,
input [1:0] B,
input C,D,
output [7:0] OUT);
assign OUT[7:4]=A[3:0];
assign OUT[3:2]=B[1:0];
assign OUT[1]=~C;
assign OUT[0]=D;
endmodule