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i am new to java and i am getting"cannot find symbol-variable data"please help here is my code import java.io.*; class categories { void options()throws IOException { int a; System.out.println("The categories available are"); System.out.println("1.Fantasy"); System.out.println("2.Fiction"); System.out.println("3.Inspirational"); System.out.println("4.Mystery"); System.out.println("5.Comics"); System.out.println( ); System.out.println("enter your choice"); data=stdin.readLine(); a=Integer.parseInt(data); switch(a) { case 1:System.out.println("1.The vampie academy … 
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