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