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   ,
    input           D   ,

    output  [7:0]   OUT
);

assign OUT = {A, B, ~C, D};

endmodule